Supervised and unsupervised learning appears at opposite ends of the spectrum, RL exists somewhere in the middle. We use reinforcement learning to discover a good sequence of actions to take the maximum expected rewards. We will also see...

In this video, the teacher explains the importance of labeling and titling graphs to accurately interpret the data. Using examples of bar graphs and picture graphs, the teacher demonstrates how incomplete labeling can lead to confusion....

It explains the derivation of formula to obtain the distance between two points in space. It also provides some solved examples on computing the distance between two points.

In this lesson, students will learn how to subtract mixed numbers with unlike denominators by creating area models. The lesson emphasizes the importance of having a common unit when adding or subtracting numbers, and provides...

In this lesson, students will learn how to find a common denominator for fractions with unlike denominators by creating number lines. By dividing each fraction's parts into equal divisions, they can determine a common denominator.

This video explains how to add mixed numbers with unlike denominators using area models. They review important concepts such as the numerator and denominator of a fraction, the need for a common unit when adding or subtracting, and the...

Understand how to add integers using color counters. By combining the counters and canceling out zero pairs, students can easily visualize and solve addition problems involving integers. The teacher emphasizes the importance of neatness...

There has been a lot of talk in Britain about the need for a new centrist political party. Political commentator Janan Ganesh talks to FT editor Lionel Barber about whether this is something that could happen.

In this lesson, students will learn how to represent products as areas using a multiplication table. They will understand that the product of two factors can be found by matching the row and column of the multiplication table.

What are the authors impressions of how democracies have changed and how have they evolved over time?<br/>
How the Cold War Shaped Western Democracy with Simon Reid-Henry, Part 5

It's gone by many names, (the pound sign, the number sign, the octothorpe and the hashtag symbol) and it's had many meanings, but what is the origin of this # mysterious symbol? Well the truth is it goes back all the way to ancient Rome....

It explains how to add and subtract two complex numbers. It also shows the graphical representation of sum and difference of two complex numbers.

Solutions to Problem 2.

In this video, students are taught how to regroup numbers by trading ones, 10s, and hundreds. They learn about the base 10 number system and the place value of each digit. Using base 10 blocks as visual aids, they see how combining 10...

Mythology & Fiction Explained explores the seven demon princes of hell using the classification of demons by Peter Binsfeld whch is based on the seven deadly sins

Who doesn't love themselves some Albany Plan of Union? In this short lecture I will take you through why Colonial America put forth the Albany Plan of Union and ultimately its fate. Perfect for AP US History students, Social Studies...

This is a lecture video on Newton's first law that explains how the force applied to objects affects their motion. The video starts with a recap of forces and how multiple forces can be combined to give a resultant force. The video then...

Arithmetic operations with fractions can be visualized using the number line. This chapter starts by adding fractions with the same denominators and explains the logic behind multiplication of fractions.

Today, we think of computer science as a field dominated by men, but the women have a long and important history in the field. In fact women were many of the very first computer programmers, played a hugely important part in the...

Solutions to Problem 15.

This video explains how to estimate the percentage of adult American females between 5 feet and 5 feet 10 inches tall using the empirical rule. The empirical rule states that approximately 68% of the data falls within one standard...

This video is an introduction to decision trees and their use in business. The video also covers the basic structure of a decision tree, including decision nodes and chance nodes, and how to calculate the opportunity cost of a decision....

Addition and subtraction of fractions with different denominators requires creating a "common" denominator. Using the number line, this mysterious process can be easily visualized.

Postulates of Quantum Mechanics: Orthonormality & Basis Sets