R Programming 101
Data types in R programming
In this video I provide an overview of the five main types of data used in R programming. These are character, factor, integer, continuous and logical. I show how you can look at the structure of a dataframe and change the data type for...
Virtually Passed
Second Moment of Area Example 2
In this video I use the double integral to solve for the moment of inertia of area of a triangle about a vertex Ix = /int y^2 dA This can also be done without using double integrals if we choose a 'larger' value of dA which is a...
Virtually Passed
Second Moment of Area Example 4 (I beam)
Here I calculate the second moment of area (moment of inertia) for an I beam. The easiest way to do this is to find the moment of inertia of each of the rectangles about the I beams centroid (note you'll have to use the parallel axis...
Brian McLogan
Learn how to use the trapezoidal rule with 4 sub intervals
👉 Learn how to approximate the integral of a function using the trapezoid area approximation. Reimann sum is an approximation of the area under a curve or between two curves by dividing it into multiple simple shapes like rectangles and...
Global Health with Greg Martin
Understanding missing data and missing values. 5 ways to deal with missing data using R programming
In this video I talk about how to understand missing data and missing values. I also provide 5 strategies to deal with missing data using R programming. If you're doing quantitative analysis or statistical analysis, your dataset will...
Catalyst University
Calculating Fat Loss from Body Fat Percentages
Calculating Fat Loss from Body Fat Percentages
Curated Video
Understanding and Describing Data Distribution with Range
In this video, the concept of range in statistics is explained. The range is a single number that represents the spread of data. It is found by subtracting the smallest number from the largest number in a data set. The video also...
Product Design Online
Using the Text Command in Fusion 360
Are you struggling to create text in Fusion 360? Fusion 360's new Text command includes Text on Path and the regular Text feature now allows you to align text based on a text frame.
Brian McLogan
Learn how to evaluate the integral of a piecewise function
👉 Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as indefinite integral or as a definite...
Curated Video
Writing Quadratic Equations from Story Problems
In this video, the teacher explains how to write quadratic equations based on information from story problems. Using the example of launching a water balloon, the teacher demonstrates how to find the relevant information, such as initial...
Flipping Physics
Conservation of Energy Problem with Friction, an Incline and a Spring by Billy
Billy helps you review Conservation of Mechanical Energy, springs, inclines, and uniformly accelerated motion all in one example problem.
Brian McLogan
Finding the volume and surface area of a cylinder
👉 Learn how to find the volume and the surface area of a cylinder. A cylinder is a 3-dimensional object having two circular bases and a round surface joining the bases. The vertical distance between the circular bases of a cylinder is...
TMW Media
Area of Prisms: Finding the surface area of a rectangular prism
What is the surface area of a given rectangular prism? Area of Prisms, Part 3
Let's Tute
Areas of Parallelograms and Triangles
The video is a math lesson taught by a teacher who explains the properties of triangles and parallelograms when combined with parallel lines. The teacher uses real-life examples to illustrate the concepts and provides step-by-step...
Curated Video
Rearranging Formulas: Simplifying Calculations and Saving Time
In this video, the teacher explains how to rearrange a formula prior to inputting values by using inverse operations to solve equations. The example used is calculating the time it takes to earn a certain amount of interest in a savings...
Weatherthings
Hurricane Sandy: The Impact on Society
What led to the unique path of Hurricane Sandy in 2016 and why it had such a large impact, as the second most-costly hurricane to hit the United States in modern times. It was nicknamed a superstorm for the wide impact it had in the...
Visual Learning Systems
What Is Length?
The video explains the concept of length and distance, and how they are measured. The video also briefly mentions that there are different tools used to measure length and distance and discusses the units of measurement for these...
Curated Video
C++ Programming By Example - Coding a Virtual Die – Generating Random Numbers
How do you generate random numbers in C++? • Introduce cppreference for C++ documentation • Understand probability distributions and which one is appropriate for a die • Use the classes available in the C++ standard template library to...
Brian McLogan
Finding the volume and surface area of a pyramid with a rectangular base
👉 Learn how to find the volume and the surface area of a pyramid. A pyramid is a 3-dimensional object having a polygon as its base and triangular surfaces converging at a single point called its apex. A pyramid derives its name from the...
R Programming 101
R programming for beginners - Manipulate data using the tidyverse. Select, filter and mutate.
Learn to manipulate data using the tidyverse package in R. This is part of the "R programming for beginners" series of videos. In this video, I use one of R's built-in datasets and demonstrate how to use the following DPLYR commands:...
Physics Girl
Work and Energy - Physics 101 / AP Physics 1 Review with Dianna Cowern
Lesson 9 (Work and Energy) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1....
Brian McLogan
How to find height and understand the formula for area of an oblique triangle
👉 Learn how to find the area of a triangle. The area of a triangle is the measure of the region enclosed by the triangle. There are several methods that can be used to find the area of a triangle depending on the available information....
Curated Video
Using Similarity Criteria to Find an Indirect Measure
In this lesson, students will learn how to find the height of a school using indirect measurement and similarity criteria. By using a mirror and measuring distances, students can determine the height of the school by comparing similar...