Curated Video
Probability Trees: Calculating Probabilities of Combined Events
The video explains the concept and use of probability trees to calculate probabilities of combined events, using an example of drawing balls from bags. The video explains how to construct a probability tree, calculate end probabilities...
Brian McLogan
Using a contingency table to find the conditional probability
👉 Learn how to find the conditional probability of an event. Probability is the chance of an event occurring or not occurring. The probability of an event is given by the number of outcomes divided by the total possible outcomes....
Curated Video
You're (probably) using fat wrong
Fats add flavor to food in all sorts of ways - but they can also backfire.
Curated Video
Understanding Mutually Exclusive Events: Properties and Examples
The video is a lecture on mutually exclusive events and their key properties. The lecturer explains that an exhaustive list of mutually exclusive events must add up to one because only one event can occur at a given moment. They provide...
Curated Video
Frequency Tables
In this video, we’re going to look at frequency tables.These numbers are enough to give someone a headache and there's only 200 of them. `Lot's of datasets have thousands of even millions of pieces of data so, we need to collect and...
Brian McLogan
Learn how to create a normal distribution curve given mean and standard deviation
👉 Learn how to find probability from a normal distribution curve. A set of data are said to be normally distributed if the set of data is symmetrical about the mean. The shape of a normal distribution curve is bell-shaped. The normal...
Packt
Complete Git Guide: Understand and Master Git and GitHub - SHA-1 Hash Function
This video explains the SHA-1 hash function. This clip is from the chapter "How Git Works Under the Hood" of the series "Complete Git Guide: Understand and Master Git and GitHub".This section explains how to initialize a new Git...
Rachel's English
English Pronunciation Analysis | Advanced English Conversation | Rachel's English
You get English pronunciation analysis and advanced English conversation practice in this video. I'll show you, in detail, every conversational twist and turn in an American English monologue about the weather. You'll have the...
Brian McLogan
How to find the number of standard deviations that it takes to represent all the data
👉 Learn how to find the variance and standard deviation of a set of data. The variance of a set of data is a measure of spread/variation which measures how far a set of numbers is spread out from their average value. The standard...
Curated Video
Carboxylic Acid Derivatives - Interconversion & Organometallics: Crash Course Organic Chemistry
We get it, learning so many different organic reactions is probably giving you a headache, but hopefully this episode can help! We’re getting even deeper into carboxylic acid derivatives, some of which are used in common headache...
Curated Video
The Universe in a Glass of Wine (Richard Feynman Remixed)
A poet once said, "The whole universe is in a glass of wine." We will probably never know in what sense he said that, for poets do not write to be understood. But it is true that if we look in glass of wine closely enough we see the...
Brian McLogan
Master How to solve a quadratic equation by completing the square
So what I'd like to do is show you how to solve a quadratic equation and by completing the square. Now, typically, completing the square, we look into factoring. And if it's not factorable, we can use the quadratic formula. Now, a...
Tom Scott
Gender Neutral Pronouns: They're Here, Get Used To Them
There are important corrections to this video. Visit here: https://www.tomscott.com/gender-neutral-pronouns/ or pull down the description to read them. Original description: Grammatical gender is a silly concept. So I'm about to go...
Curated Video
ADHD And Relationship Issues – 11 Ways to Fix Them
ADHD and relationships issues: 11 tips to fix them. When you look at ADHD and marriage and ADHD and dating problems, you see that the disorder can cause many problems on both sides. Many of the problems stem from ADHD and forgetfulness,...
Curated Video
The "Fibonacci" Sequence Was Actually Discovered In India 1000 Years Earlier
The sequence of numbers 1, 1, 2, 3, 5, 8, 13, etc was described by Fibonacci around 1200 AD. The Indian mathematician Pingala found the sequence at least 1,000 years before (probably 200 BC) while analyzing Sanskrit poetry. This video...
Curated Video
Lattice Multiplication Explained - Math Animation
Lattice multiplication is a fast and easy way to multiply numbers and even polynomials. You write the digits of one number as different columns and the digits of the other number as different rows. Then you multiply the digits in the...
Curated Video
Interior Angles
In this video we are going to look at the angles in polygons… the sum of all interior angles and the size of one interior angle. In another video we will look at exterior angles. Before we start, you should already know the names of...
NPR
Four Fancy Meals You Can Make With Bugs | Foraging | NPR
Culinary alchemist Pascal Baudar demonstrates how to make four fancy dishes using wild ingredients found in nature, including insects. The first insect that Pascal Baudar ever tried eating was an ant he found in his kitchen. The verdict?...
Curated Video
How Predictable Are You? Three Digit Magic Trick
How predictable are you? Pick a 3 digit number with 3 different digits. Now reverse the digits to get a new number. You now have two numbers. Subtract the smaller number from the larger number. Now add up the digits of the result. Can I...
Curated Video
Can You Solve Amazon's Red Ball Lottery Interview Question Puzzle?
Companies like Amazon have asked this question during interviews. This problem involves 100 red balls, 100 blue balls, and 2 urns. First you distribute all the balls between the 2 urns, placing at least 1 ball in each urn. Next, you...
Curated Video
I Will Read Your Mind - Math Magic Trick
Pick a 2 digit number. Got it? Now and add up the digits. Subtract that from your original number. Look up the resulting number in the table. Can I figure out the symbol you are looking at? This video predicts your symbol and explains...
Curated Video
Moving Faster Than The Speed Of Light? Special Relativity Velocity Addition Formula
If train A is moving towards train B, and each train moves at 75% the speed of light (relative to the ground), will an observer on train A think that train B is moving at 150% the speed of light? But nothing moves faster than the speed...
Curated Video
Make A 9x9 Magic Square! Learn The Ancient Chinese Algorithm (Lo Shu Square)
Magic squares are arrangements of numbers where every row, column, and diagonal adds up to the same number. The ancient Chinese developed a geometric method to create 3x3 magic squares. Remarkably, they generalized the method to create a...
Curated Video
Math Magic Trick: Guessing A Crossed Out Digit
Ask a friend to select a secret number. Tell them to multiply the number by 9. Let them cross out one of the digits (except 0), and then add up the remaining digits. You can guess which number was crossed out every time! Here is why....