Crash Course
Confidence Intervals - Crash Course Statistics
Today we’re going to talk about confidence intervals. Confidence intervals allow us to quantify our uncertainty, by allowing us to define a range of values for our predictions and assigning a likelihood that something falls within that...
TED Talks
Hans Rosling: The good news of the decade? We're winning the war against child mortality
Hans Rosling reframes 10 years of UN data with his spectacular visuals, lighting up an astonishing -- and under-reported -- piece of front-page good news: We're winning the war against child death. Along the way, he debunks one flawed...
Bozeman Science
Standard Error
Paul Andersen shows you how to calculate the standard error of a data set. He starts by explaining the purpose of standard error in representing the precision of the data. The standard error is based on the standard deviation and the...
SciShow
5 Things We Still Get Wrong About Human Reproduction
You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct that. Chapters NEW EGGS 1:47 MENSTRUAL...
SciShow
Does Everyone Have a ‘Midlife Crisis’?
Midlife crises are a common plot device in films, TV shows, and books. Like most psychological phenomena, though, they don’t always get it quite right.
TED-Ed
TED-ED: Why incompetent people think they're amazing - David Dunning
How good are you with money? What about reading people's emotions? How healthy are you, compared to other people you know? Knowing how our skills stack up against others is useful in many ways. But psychological research suggests that...
Bozeman Science
PS2C - Stability and Instability in Physical Systems
Paul Andersen explains how physical systems remain stable and unstable over time. The sum total of interactions acting on the system determine its stability. Feedback loops are used to maintain stability but require energy. If the energy...
SciShow
Are Electric Cars Really More Environmentally Friendly?
Some people say that buying an electric car is a great way to fight climate change - but if they use electricity that is made by burning fossil fuels, are they really more environmentally friendly than gas powered cars?
Crash Course
Test Statistics - Crash Course Statistics
Test statistics allow us to quantify how close things are to our expectations or theories. Instead of going on our gut feelings, they allow us to add a little mathematical rigor when asking the question: “Is this random… or real?” Today,...
SciShow
The Bernoullis: When Math is the Family Business
If you've ever taken a science or math class, you've probably seen the name "Bernoulli" -- and maybe you assumed it was one person, but that family had a squad of mathematicians.
TED-Ed
TED-Ed: How fast is the speed of thought? | Seena Mathew
Your mortal enemy has captured you and hooked you up to a bizarre experiment. He's extended your nervous system with one very long neuron to a target about 70 meters away. At some point, he's going to fire an arrow. If you can then think...
Crash Course
Let’s Make A Movie Recommendation System (LAB)
We need to save Jabril and John Green Bot’s movie nights. Jabril generally likes action movies and John Green Bot likes romantic movies, but they need to find something that they can both watch and enjoy together. Today, we’re going to...
SciShow
Are There Male and Female Brains?
If you looked at a male and female brain side by side, would you be able to see any differences?
Crash Course
Exercise: Crash Course Study Skills
We're finally to the end of our time together here on Crash Course Study Skills, so this week we're taking a more holistic approach to being the best learner you can. Part of taking care of your brain is taking care of your whole body,...
TED-Ed
TED-Ed: Is the weather actually becoming more extreme? | R. Saravanan
From 2016 to 2019, the world saw record-breaking heat waves, rampant wildfires, and the longest run of category 5 tropical cyclones on record. The number of extreme weather events has been increasing for the last 40 years, and current...
Curated Video
Singapore Climate
New ReviewMost visitors to Singapore will tell you that the island has no distinct seasons; it’s hot, wet, and wetter. If you ask the locals, they’ll tell you that there are really two seasons—the wet monsoon season at the end of the year and the...
Curated Video
Statistics & Mathematics for Data Science and Data Analytics - Central Limit Theorem - Solution
New ReviewThis video provides an elaborate solution to the practice exercise of the central limit theorem concept.
Curated Video
Statistics & Mathematics for Data Science and Data Analytics - Solution: Hypothesis Test
New ReviewThis video provides the solution and explanation to the hypothesis testing practice exercise we worked on above.
Curated Video
Statistics & Mathematics for Data Science and Data Analytics - Practice: Hypothesis Test
New ReviewThis is a practice exercise to implement a hypothesis testing that we have explored comprehensively so far.
Curated Video
Statistics & Mathematics for Data Science and Data Analytics - Law of Large Numbers
New ReviewThis lesson will explore the famous mathematical law, the law of large numbers, and its misconceptions.
Curated Video
Statistics & Mathematics for Data Science and Data Analytics - Sample Versus Population
New ReviewThis lecture will explain the fundamental difference between a sample and a population in statistical data.
Curated Video
Statistics & Mathematics for Data Science and Data Analytics - Introduction- The basics of statistics
New ReviewThis brief introduction to the section outlines what you will be learning from this section, including the basics of statistics.
Brainwaves Video Anthology
Lucan Amad Way - Revolution and Dictatorship: The Violent Origins of Durable Authoritarianism
New ReviewLucan Way, professor of political science at the University of Toronto, co-authored Revolution and Dictatorship (2022) with Steven Levitsky, examining why revolutionary dictatorships such as the Soviet Union, China, Cuba, and Vietnam...
Curated Video
Mean, Median, and Mode
New ReviewThis video provides a clear explanation of the basic concepts of mean, median, and mode in statistics, which are known as the three measures of central tendency. Using an example of 15 children in a choir with different ages, the video...