Our understanding of the world has to start somewhere! And while early ideas like the Hollow Earth Theory are mostly wrong and sound silly to us now, that doesn’t mean they weren’t important.

Caroline Lavelle plays the cello like a sorceress casting a spell, occasionally hiding behind her wild mane of blond hair as she sings of pastoral themes. She performs "Farther than the Sun," backed by Thomas Dolby on keyboards.

Today we're going to discuss the Binomial Distribution and a special case of this distribution known as a Bernoulli Distribution. The formulas that define these distributions provide us with shortcuts for calculating the probabilities of...

The history of computers began with primitive designs in the early 19th century and went on to change the world during the 20th century.

This is the solution to the practice exercise to estimate how well a regression works using the root mean square error method.

Howcast - Learn about chess calculation from Chess NYC in this Howcast video.

Pupil outcome: I can use my knowledge of perimeter and area to solve problems. Key learning points: - Problems in context involving perimeter can be solved. - Problems in context involving area can be solved. - The units of measurement...

The best metric for determining the performance of an investment center is ROI or Return on investment.

In this video, we delve into the concepts of payback and accounting rate of return, two important metrics used in evaluating investment projects. The teacher explains the non-discounted and discounted models of payback, highlighting the...

Determine Cost of Inventory - Financial Accounting

Molar mass is the mass of 1 mole of a substance. The molar mass of elements can be found on the periodic table and the molar mass of compounds can be found by adding together the molar masses of the elements present in the compound....

In this video, we go over practice problems related to speed and velocity. This video is a follow up video to our concept video on Speed vs. Velocity. Students will learn 1 easy way to solve any speed or velocity problem and perform the...

Build a rubber band-powered car in this fun engineering challenge!

In this video we review some practice problems about Actual Mechanical Advantage and Efficiency.<br/>
This video is intended for Engineering students at Arsen<br/&g<br/>t;al Tech HS.

This video demonstrates how to calculate percentages like 50%, 25%, and 75% of a number. You'll start by finding 50% as a starting point, then use it to work out 25% and 75%. Clear, step-by-step examples will guide you through these...

This video shows how to calculate percentages using 1% and 10% as starting points. You’ll learn to break down percentages by first finding 10%, then 1%, and building from there. Step-by-step examples will help you master these methods...

This video demonstrates how to calculate percentages using 10% as a starting point. You'll learn how to break down percentages by first finding 10%, then building on it. Clear, step-by-step examples will guide you through these...

Pi (π) is a fascinating number with many applications in mathematics, physics, and engineering. Its infinite decimal representation is a reminder of its fundamental nature in the universe. Mathematician Johann Lambert proved that pi is...

By the end of this learning object, the student will be able to: Multiply two binomials.4025

By the end of this video, the student will be able to: Calculate the distance between two points on a straight line.9761

After understanding features in a previous lesson, we will look at finding the most critical features' probability.
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This clip is from the chapter "Random Forest Step-by-Step" of the series "Machine Learning: Random Forest...

In this video, we will define columns for questioning and determine how much information can be gained by splitting a column.
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This clip is from the chapter "Random Forest Step-by-Step" of the series "Machine Learning: Random...

In this video, you will learn about forward propagation as it is related to neural networks.
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This clip is from the chapter "Feedforward Artificial Neural Networks" of the series "Deep Learning - Artificial Neural Networks...

This video focuses on autoregression. It is a subset of time series models, which can be used to predict future values based on previous observations.
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This clip is from the chapter "Machine Learning in Time Series...