Brian McLogan
How to determine the geometric mean between two numbers
Learn about the geometric mean of numbers. The geometric mean of n numbers is the nth root of the product of the numbers. To find the geometric mean of n numbers, we first multiply the numbers and then take the nth root of the product.
Brian McLogan
What is a geometric mean
Learn about the geometric mean of numbers. The geometric mean of n numbers is the nth root of the product of the numbers. To find the geometric mean of n numbers, we first multiply the numbers and then take the nth root of the product.
Curated Video
Geometric Distributions and The Birthday Paradox - Crash Course Statistics
Geometric probabilities, and probabilities in general, allow us to guess how long we'll have to wait for something to happen. Today, we'll discuss how they can be used to figure out how many Bertie Bott's Every Flavour Beans you could...
Packt
Data Science and Machine Learning (Theory and Projects) A to Z - Random Variables: Geometric Random Variable
In this video, we will cover geometric random variable. This clip is from the chapter "Basics for Data Science: Mastering Probability and Statistics in Python" of the series "Data Science and Machine Learning (Theory and Projects) A to...
Curated OER
Inside OKCupid: The Math of Online Dating
Capture the hearts of your young statisticians with this real-life example of using statistics in online dating. The use of average and geometric mean are discussed in the context of creating the algorithm used to connect people.
Curated OER
Geometric Sequences (introduction)
Serving as an introduction to the idea of geometric sequences, this video defines the concept as "a special sequence of numbers where each successive number Is a fixed multiple of the number before it." Sal works slowly in the beginning,...
Crash Course
Geometric Distributions and the Birthday Paradox: Crash Course Statistics #16
It's your birthday! But, maybe other people's, too. An illuminating video describes how to apply geometric probability distributions in real-world situations. It then reveals how probability helps explain the birthday paradox.
Crash Course
Mean, Median, and Mode: Measures of Central Tendency: Crash Course Statistics #3
If you have two feet, you have more than the average number of feet! Explore the meaning of the numbers of measures of central tendency of different data sets with the third of five lessons in a video statistics playlist. Using unique...
Khan Academy
SAT Prep: Test 8 Section 5 Part 2
Sal again makes the SAT look effortless, and yet students will follow his mathematical processes with ease. Problems range in difficulty, from basic algebra equations to more complicated geometric figures.
Curated OER
What are Similar Figures?
Similar figures have the same shape, the same corresponding angles, but different lengths of their corresponding sides. The teacher explains just what all that means. She demonstrates how to compare the two shapes to prove they are similar.
3Blue1Brown
The Determinant | Essence of Linear Algebra, Chapter 5
Determine how much a linear transformation alters area. The seventh segment in a series of 15 makes the connection between the determinant and the scale factor of areas during a linear transformation. The video goes on to explain the...
Khan Academy
Rhombus Diagonals
Delving into a proof that the diagonals of a rhombus are perpendicular to each other, this lecture evaluates the angles and sides of this figure. It would serve as a great test preparation activity.
Khan Academy
Triangle Medians and Centroids (2D Proof)
After addressing the terminology used with medians and centroids of triangles in the first part of this series, the instructor shows how to solve this type of problem. He illustrates the concepts by using a high-level problem....
Curated OER
Triangle Medians and Centroids
The terminology used in geometry, including such words as centroid and median are discussed in this video. Through this lecture, young mathematicians can see a visual representation both median and centroid. Also, a proof showing how to...
Curated OER
Triangle Medians and Centroids
The terminology used in geometry, including such words as centroid and median are discussed in this video. Through this lecture, young mathematicians can see a visual representation both median and centroid. Also, a proof showing how to...
Crash Course
Randomness: Crash Course Statistics #17
You'll probably end up thinking about randomness the next time you eat fries. The 17th video in the Crash Course Statistics series uses an analysis of McDonald's french fries to look at the mean and expected value of random...
Crash Course
The Normal Distribution: Crash Course Statistics #19
It's normal to want to learn about normal distribution. The 19th installment of the Crash Course Statistics series focuses on how means of sample distributions show a normal distribution. It looks at the Central Limit Theorem and also...
Brightstorm
Locus and Definition of a Circle and Sphere
Vocabulary is key to understanding geometry, so start your learners out on the right foot! Scholars learn how to read and interpret geometric statements with an informative video, which uses the idea of locus to create the definition of...
CK-12 Foundation
Properties of Equality and Congruence: Lesson
What properties of equality also work for congruence? Part of basic geometry playlist, the video relates algebraic properties to their counterparts of congruence. Learners see how the properties mean the same whether with equality or...
Corbett Maths
Angle Bisector
Cut it in half with a compass and straightedge! Using construction tools, a video shows how to create an angle bisector. The presenter points out what it means to bisect an angle in terms of the measure and distances from the sides of...
Flipped Math
Calculus AB/BC - Exploring Accumulation of Change
Add up area to find total change. Pupils learn what it means to find the area under a curve and how to calculate it geometrically. They first find the accumulation of change given a rate of change function. Scholars then apply that...
3Blue1Brown
Cross Products | Essence of Linear Algebra, Chapter 8
Equate the area of a parallelogram with the magnitude. The 11th installment in a 15-video series introduces the concept of the cross product of two vectors. The presentation makes the geometric connection between the cross product, the...
Curated OER
CAHSEE Practice: Problems 35-37
A few geometric problems test your students' knowledge of area and volume in questions 35-37 of the practice CAHSEE. Sal goes through the strategies and hints for solving the problems with helpful narration and colorful annotation, which...
Khan Academy
Midpoint Formula
The midpoint formula - which Sal maintains is "silly to memorize" since you simply average - is the focus of this video. Viewers will appreciate the seamless transition between algebraic and geometric concepts in this lecture.