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The Key to Effective Data Analysis: Problem-Spotting and Solution Translation

Every year, I teach a class for aspiring data scientists. In the first class, I ask my students what they want to learn. Often, they say they want to “analyze data” or “build good models.” But when I run workshops with practicing data scientists, they talk differently. They call it “solving problems,” which is a step in the right direction, but still too narrow.

As data and analytics play a growing role across industries, from agriculture to healthcare, the next generation of data leaders will have broader responsibilities that affect strategy, decision-making, and operations. To prepare this new talent, I’ve developed a framework with four key areas of skills and capabilities. This framework helps data scientists understand how their skills can add maximum value to a business, making data science work crucial and indispensable for their business counterparts.

Using this framework, current and future data scientists can evaluate their knowledge and identify areas for improvement in these four areas:

1. Problem Spotting: Seeing the Real Issue
– Data leaders have a unique vantage point to identify and solve problems across the business.
– They should focus on problem-spotting by gaining deeper insights into various aspects of the business.
– By doing so, data leaders can add value by identifying hidden problems.

2. Problem Scoping: Gaining Clarity and Specificity
– After spotting a problem, the next step is defining its scope and understanding how data analytics can help.
– Effective communication is crucial to ensure data analytics tools can contribute to solving the problem.
– Data leaders should ask probing questions to clarify the problem’s nature and potential solutions.

3. Problem Shepherding: Getting Updates and Gathering Feedback
– Data analysts often isolate themselves until they find a solution, which can be problematic.
– Effective problem-shepherding involves sharing preliminary results and gathering feedback throughout the process.
– Regular updates and feedback help ensure the final solution aligns with business expectations.

4. Solution Translating: Speaking in the Language of the Audience
– Transitioning from problem to solution involves delivering an understandable and actionable solution.
– Data leaders must convey insights or recommendations in language that business teams can comprehend.
– Using simple language while retaining complexity helps engage business leaders with compelling and understandable solutions.

Source: Joel Shapiro, clinical associate professor at Kellogg School of Management, Northwestern University and academic director of Executive Education.

October 5, 2023
Managing Nasal Allergies: Tips for a Sneezing-Free Life

Nasal allergies can be a real bother for many people. Let’s start by understanding what nasal allergies are. When you sneeze and your nose runs because of certain triggers, it’s often referred to as allergies. These triggers can come from various sources, like certain foods or excess dust.

Sometimes, you might experience sneezing and a runny nose after eating specific foods. This is a common occurrence and is often considered a form of nasal allergy. Your nasal tissues become sensitive, and contact with certain foods can lead to sneezing and cold-like symptoms.

Another type of nasal allergy can occur when you are exposed to street dust or dust in your bed. In these cases, the nasal tissues become hypersensitive, and any contact with dust can trigger sneezing or a cough. Outdoor allergens can also play a role. Some individuals may experience nasal allergy symptoms when they encounter particular smells or consume certain foods. This heightened sensitivity can lead to discomfort and allergic reactions.

If you suspect you have nasal allergies, it’s essential to seek advice from a specialist, such as an ear, nose, and throat doctor. They can provide a clear diagnosis and recommend appropriate treatment options. Here are some habits and steps you can adopt to help manage and prevent nasal allergies. When cleaning your home or making your bed, consider wearing a mask. This can help reduce your exposure to allergens like dust and minimize allergic reactions.

If you are aware of specific foods that trigger your nasal allergies, try to consume them in moderation or avoid them altogether. A balanced diet tailored to your sensitivities can make a significant difference. Doctors often prescribe nasal sprays as an effective way to manage nasal allergies. These sprays can help alleviate symptoms and provide relief.

Certain over-the-counter and prescription medications can help control nasal allergy symptoms. These medications can be especially helpful during allergy seasons when allergens like pollen are prevalent. Identify the allergens that trigger your symptoms and take steps to avoid them. This may involve making changes to your living environment or routine.

October 4, 2023
LBW Dilemma: Umpire’s Call and Changing Rules in Cricket

The LBW (Leg Before Wicket) rule in cricket has been a topic of debate and confusion for many years. In this article, we will explore the history of LBW in cricket and the controversies that have surrounded it.

The LBW rule was first introduced in 1774 to address a problem in the game. Before this rule, players could block the stumps with their legs or pads, making the game less exciting. However, the LBW rule that exists today was quite different from its early version.

In the early days of cricket, a batsman could be given out if they blocked the ball with their pad. But this rule evolved over time, leading to controversies about the placement of the ball outside the off-stump.

One significant change occurred in 1980 when it was decided that LBW could be given even if the ball pitched outside the off-stump. However, this change raised further debates and discussions.

To be given out LBW, several conditions must be met. First, there should be no no-ball. The ball must pitch on or in line with the stumps. The ball cannot touch the bat before hitting the batsman’s body, and it should be going on to hit the stumps.

One common scenario where LBW is not usually awarded is when the ball hits the batsman outside the line of the off-stump. This is because the ball is considered to come from the leg side. However, there has been ongoing debate about whether a batsman should be given LBW if they change their position.

The LBW system has faced criticism and controversy over the years. In a match between India and England, Ravindra Chandra Ashwin expressed frustration over Joe Root’s dismissal due to LBW. Another contentious issue related to LBW is the “umpire’s call.”

In the umpire’s call system, the decision made by the on-field umpire takes precedence. If the umpire gives a decision of out, it remains out, and if the umpire gives a decision of not out, it stands. This system has been a subject of debate, with cricket legend Sachin Tendulkar questioning its fairness.

Even in 2021, there were changes made to the LBW rules in cricket. The LBW rule has been a controversial aspect of the game for many years, with its laws being altered multiple times. Despite these changes, debates and criticisms surrounding LBW continue to persist.

October 3, 2023
Zealandia: A 100-Million-Year-Old Geological Enigma!

Zealandia, often considered as a separate continent outside of the seven commonly known continents, remained hidden for a long time. However, scientists have now uncovered this mysterious land, raising questions about whether Zealandia should be recognized as our eighth continent.

This vast landmass covers an area of 1.9 million square miles, almost equivalent in size to Australia. Zealandia has been a part of our planet since ancient times, yet it received limited attention until recent scientific discoveries shed light on its existence. Research indicates that Zealandia is approximately 100 million years old.

Over time, a significant portion of Zealandia became submerged under water due to natural processes, but some islands from this landmass remained afloat. New Zealand is one such island, forming a part of Zealandia. Surprisingly, 94 percent of Zealandia lies beneath the ocean’s surface, while only 6 percent remains above water.

The first recorded mention of Zealandia dates back to 375 years ago when a Dutch sailor made reference to this land. However, it wasn’t until 2017 that geologists officially confirmed the existence of Zealandia. Covering an area of approximately 1.9 million square kilometers on the ocean floor, mapping this concealed continent proved to be a formidable challenge for scientists.

Zealandia’s submerged nature had kept it hidden from public knowledge and made mapping its terrain a complex undertaking. Beneath the Pacific Ocean, New Zealand boasts mountains and volcanoes that are part of Zealandia. Geologists dedicated over two decades to compile a comprehensive map of this submerged continent. Presently, scientists are actively engaged in uncovering the complete history of Zealandia.

October 3, 2023
Enigmatic Wonders of the Dead Sea: Why It’s Called ‘Dead’

The Dead Sea is a unique and mysterious place that has captured the imagination of many. Its name might sound ominous, but there’s much more to discover about this extraordinary body of water. In this article, we will explore the reasons behind its peculiar name and the fascinating characteristics that make it stand out.

The Dead Sea is unlike any other lake or sea you may encounter. One of its most intriguing features is the ability to effortlessly float on its surface. This phenomenon is a result of the remarkably high salinity of the water, which prevents sinking and creates an extraordinary experience for swimmers.

What truly sets the Dead Sea apart is the absence of aquatic life within its waters. This absence of living creatures is a significant factor in why it’s called the Dead Sea. Unlike typical bodies of water, such as oceans or lakes, where marine life thrives, the extreme salinity of the Dead Sea makes it inhospitable for most organisms.

In the depths of the Dead Sea, you won’t find schools of fish, playful dolphins, or graceful sea turtles. Instead, the water harbors only fungi and bacteria that can tolerate the harsh conditions. These microorganisms are some of the few life forms that can survive in such a salty environment.

Surprisingly, while the Dead Sea itself lacks aquatic life, its surrounding areas are teeming with diverse wildlife and flourishing flora. This contrast highlights the unique and somewhat eerie nature of the Dead Sea. It’s a place where the rules of aquatic life seem to be turned upside down.

The salinity of the Dead Sea is a key factor in its remarkable buoyancy. The water here is incredibly salty, with a salinity level of 30%. To put this in perspective, the salinity of the Dead Sea is a staggering 8.6 times higher than that of regular seawater. This high salinity is responsible for the buoyant experience that visitors encounter when they immerse themselves in its waters.

To understand the origin of the Dead Sea, we must delve into its geological history. It is believed that around 30 million years ago, the waters of the Jordan River once flowed into what is now the Red Sea. Over time, geological shifts occurred, causing the land between the Mediterranean Sea and the Red Sea to rise and form distinct bodies of water, including the Dead Sea.

In addition to its geological significance, the Dead Sea holds cultural and historical importance in various traditions. According to Islamic beliefs, the people of this region engaged in sinful activities, and as a result, the land and waters took on a desolate quality.

The exceptional buoyancy experienced in the Dead Sea can be attributed to its rich mineral content. The water is laden with magnesium chloride, calcium chloride, and sodium chloride, all of which contribute to its unique properties.

October 3, 2023
What Is Nuclear Fuel and How Is It Made?

Nuclear fuel is a special substance used to produce electricity in nuclear power plants. It’s a bit different from the fuels we commonly use, like coal or natural gas, because it relies on a process called nuclear fission. Here’s how nuclear fuel, often made from uranium-235, is produced and used to generate electricity.

Mining Uranium Ore: The process starts with mining uranium ore from the Earth’s crust. Uranium is a naturally occurring element found in various parts of the world.

Processing Uranium Ore: The mined uranium ore goes through several chemical processes to extract uranium-235, the type of uranium used in nuclear fuel. This extraction process is crucial to obtain the right material for fuel rods.

Fuel Rod Creation: The extracted uranium-235 is then shaped into small pellets or rods. These rods are typically made of metal and serve as the fuel for nuclear reactors.

Nuclear Fusion: In nuclear reactors, a process called nuclear fusion takes place. During fusion, the uranium-235 atoms in the fuel rods are split apart in a controlled chain reaction. This process releases a tremendous amount of energy in the form of heat.

Electricity Generation: The heat generated from the nuclear reaction is used to produce steam from water. This steam drives turbines, which, in turn, generate electricity. This electricity is then distributed for various uses.

One key advantage of nuclear fuel is its efficiency. It requires far less material, like uranium, compared to the massive amounts of coal needed to generate the same amount of electricity.

Nuclear power plants are designed with safety in mind. Stringent measures are in place to prevent accidents and minimize the spread of radioactivity. These measures include thick protective barriers and cooling systems to keep the reactors from overheating.

In case of accidents, such as a meltdown, the nuclear industry follows international guidelines to ensure that radioactivity doesn’t escape into the environment. Additionally, fuel rods, which can become highly radioactive, are carefully handled and stored in secure facilities.

Proper nuclear waste management is also a crucial part of ensuring safety. Highly radioactive waste, like spent fuel rods, needs to be stored and managed in a way that prevents harm to people and the environment. Some methods include deep geological repositories, where waste is buried deep underground in uninhabited areas.

It’s worth noting that while nuclear fuel offers significant advantages in terms of electricity generation, it can be expensive to produce and handle. Nonetheless, it remains a crucial part of many countries’ energy portfolios due to its efficiency and relatively low greenhouse gas emissions compared to fossil fuels.

October 2, 2023
Alien Existence: NASA’s Recent Findings and UFO Mysteries

NASA recently released a report about aliens, focusing on whether or not they exist in space. People were eager to learn the report’s findings, but it did not definitively state whether aliens exist or not.

According to the report, while there is no concrete evidence of aliens in the universe, the possibility cannot be completely dismissed. Many individuals worldwide consider UFOs to be alien spacecraft, but the report did not confirm their existence. However, UFOs are frequently featured in movies and video games.

NASA’s study mentioned that although alien technology might function on Earth, we have not yet discovered it. NASA intends to take a more transparent approach to search for planets similar to Earth, where life could potentially exist.

In the vast universe, there are some mysterious objects that do not appear to be naturally occurring, and humans are not responsible for creating them. These objects are often referred to as UFOs. In 2017, two unusual bodies were discovered in Peru, which were suggested to be neither ancient humans nor anything we know. A researcher in Mexico even proposed that these bodies might be aliens. Scientists have doubts about the characteristics of these 1800-year-old bodies.

NASA had previously stated its intention to share all information about UFOs openly. However, in the interest of conducting more transparent research, NASA has not released extensive information to the public.

To enhance UFO research, NASA is exploring the use of artificial intelligence and machine learning technologies. Furthermore, NASA is considering ways to involve the general public more actively in such research.

September 29, 2023
New BMW R12 Motorcycles: A Closer Look at Specs and Styles

BMW has given us a sneak peek at their next-generation R nineT, which they’ve now named the R12 nineT. They recently obtained type approval in Europe for this bike, alongside another version simply called the R12, which seems to take on a more cruiser-style approach.

These type-approval documents provide us with essential details about the bikes’ dimensions, performance, and weights. Surprisingly, the R12 nineT won’t be more powerful than its predecessor, and the R12 falls even further behind in terms of performance.

The R12 nineT, shown in the images released by BMW, continues the neo-retro roadster theme that the R nineT introduced. It blends modern suspension and brakes with BMW’s traditional air-cooled boxer twin. The design pays homage to the past, particularly the R90S from the 1970s. This is why they’ve retained the “nineT” name, originally created to celebrate 90 years of BMW motorcycle production. Even though BMW has been making motorcycles for a full century now, with the first being the R32 in 1923, the “nineT” name has become well-established over the last decade.

In terms of specifications, the sportier R12 nineT, according to its type-approval information, produces 107 horsepower at 7,000 rpm from its 1,170cc air-cooled boxer twin. This output is essentially the same as the previous model, albeit with a slightly lower rev range. Torque peaks at 85 lb.-ft. at 6,500 rpm, which is very close to the current-generation bike, but this time it peaks 500 rpm higher.

For Europe, BMW will also offer a detuned version of the R12 nineT with 94 horsepower to comply with the region’s A2 license laws. These laws allow bikes with up to 94 horsepower, which can then be further restricted to 47 horsepower for less experienced riders. These restrictions can be lifted once riders obtain their full motorcycle licenses. A ready-restricted 47 horsepower version of the R12 nineT has also received type approval.

The non-nineT “R12” model has only been type-approved in 94 horsepower and 47 horsepower versions, with no full-powered, 107 horsepower variant. The 94 horsepower model peaks at 6,500 rpm and reaches a maximum torque of 81 lb.-ft. at 6,000 rpm. In contrast, the restricted 47 horsepower version maxes out at 5,250 rpm and produces only 72 lb.-ft. of torque, peaking at just 3,000 rpm. The top speeds of these bikes align with their power outputs. The R12 nineT is the fastest, reaching 134 mph, while the 94 horsepower version manages 130 mph. The R12 falls slightly behind, topping out at 126 mph, and the restricted 47 horsepower versions of both bikes max out at around 100 mph.

The R12 nineT’s dimensions show that it’s an inch longer than its predecessor at 83.8 inches, with nearly identical width and a slight height difference at 42.1 inches. Another variant measures 43.9 inches tall, suggesting the availability of an optional cowl. Both the R12 and R12 nineT share the same twin-exit exhaust system, and their weights are quite similar, with the R12 nineT weighing 489 pounds and the R12 weighing 505 pounds.

The most noticeable difference between the two bikes is their wheel and tire sizes, indicating the R12 adopts a more cruiser-style stance. The standard R12 nineT retains the same wheel sizes as the current model, while the R12 switches to narrower wheels—a 19-inch front and a 16-inch rear. This change suggests a cruiser orientation. Furthermore, the R12 is longer than the R12 nineT, indicating extended rear bodywork.

September 29, 2023
Google’s new At a Glance widget: What’s Changing and Why You’ll Love It

Google’s At a Glance widget is getting a fresh new look, and it’s bringing some exciting updates to your smartphone. This widget is a handy tool that keeps you informed about your upcoming appointments, weather alerts, commute details, and even flight information. However, its design has been a bit outdated, but Google is changing that with its latest feature drop.

The new At a Glance widget has started showing up on various devices with Google app version 14.39.35.28, which is currently in beta. Although some users have reported seeing it with different versions, it seems like this change is being rolled out through a server-side update. After updating the Google app, the new widget might not appear right away; in some cases, a simple device restart did the trick. If you’re already using the At a Glance widget, don’t worry – the new version will automatically replace the old one, so there’s no need for manual steps.

Now, let’s talk about the redesigned At a Glance widget. It’s quite a departure from the old design and even the current one on Pixel phones. While its core functionality remains the same, the new widget sports a pill-shaped outline with weather information presented in a small, Material You-inspired shape on the right side. Plus, there’s a new three-dot menu in the middle, positioned between the date (or current activity) and the weather.

This menu allows you to dive right into the widget’s options, where you can choose which events and reminders you want to see and customize the widget’s appearance with style settings. These style settings offer options for a solid, transparent, or semi-transparent background, allowing you to tailor the widget to your preferences.

Google initially announced this revamped widget as part of its quarterly feature drop for Android in September. Google stated that the new version would utilize AI to provide you with the most relevant information at your fingertips. However, as of now, there haven’t been any new AI-driven features spotted as part of the redesign. Google had hinted at these changes in previous app teardowns, but no significant AI features have surfaced.

It’s worth noting that the At a Glance widget on Pixel phones may not see the same style overhaul. Google might choose to maintain its current appearance on its own phones, especially considering that this widget is not removable on Pixel devices. This approach allows the widget to remain unobtrusive, ensuring that your favorite wallpaper remains prominently displayed.

In addition to the At a Glance widget update, Google is also rolling out a Material You-inspired redesign for its weather forecast feature. This complements the new look of the At a Glance widget perfectly, providing a cohesive visual experience across your device.

September 28, 2023
Capture the Skies with DJI Mini 4 Pro: Extended Battery Life and More

DJI, a prominent name in the world of drones, has recently unveiled the DJI Mini 4 Pro, offering drone enthusiasts a more accessible option without compromising on features. Priced at just $759, significantly lower than the DJI Air 3, this drone boasts some impressive qualities that set it apart.

The DJI Mini 4 Pro is equipped with a 48-megapixel camera featuring an f/1.7 aperture. This powerful camera allows for stunning photography and videography with the ability to shoot in 4K at 100fps and 1080p at 200fps. Whether you’re capturing breathtaking landscapes or dynamic action shots, this camera delivers exceptional results.

One standout feature of the Mini 4 Pro is its remarkable battery life. With up to 40 minutes of flight time on a single charge, you can confidently explore the skies and capture all the footage you desire. This extended battery life sets it apart from many other drones in its class.

The DJI Mini 4 Pro offers a maximum range of up to 20 kilometers, providing you with the freedom to explore vast areas and capture footage from different perspectives. This extensive range allows you to push the boundaries of your creative endeavors.

For those who already own the Mini 3 Pro, there’s more good news. The DJI Mini 4 Pro is compatible with the same batteries, making the transition to this upgraded model even more convenient. You can continue to use your existing batteries, reducing the need for additional investments.

One of the most notable features of the DJI Mini 4 Pro is its omnidirectional obstacle avoidance system. This cutting-edge technology enhances safety and prevents collisions by providing a 360-degree view of the drone’s surroundings. It detects obstacles from all directions, giving you peace of mind while flying in challenging environments.

Staying true to the Mini series, the DJI Mini 4 Pro maintains its compact and lightweight design. It’s easy to transport and ideal for adventurers and travelers who want to capture stunning aerial footage without the bulk of larger drones. Its portability ensures that you’re always ready to seize the perfect shot, wherever your adventures take you.

While the DJI Mini 4 Pro is not yet available in all countries, we can make an informed estimate based on the current price of the Mini 3 Pro, which is approximately USD 759. Considering its enhanced features and capabilities, the Mini 4 Pro is expected to be in a similar price range, offering incredible value for drone enthusiasts.

September 28, 2023