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.
American Psychological Association
Statistical Significance
Our survey says ...! High school psychology scholars analyze how people create surveys. Three different scenarios help them discover the meaning behind statistical significance. Armed with new knowledge, novice psychologists uncover what...
Curated OER
Worksheet 4 - Geometric Mean
In this geometric worksheet, students examine the geometric and algebraic definition of the dot product. They find angles between two curves, determine if two vectors are parallel, and explain conditions on vectors. This one-page...
Curated OER
Geometric Mean
In this geometry learning exercise, students analyze a given triangle and side lengths, create an equation using the geometric mean, and finally solve the equation. There are 15 questions.
Curated OER
Inequalities
In this inequalities worksheet, 10th graders solve and complete 23 various types of problems. First, they find the area of an inscribed square in a circle shown. Then, students find the total area of the inscribed polygon and deduce...
Curated OER
Geometric Mean and the Pythagorean Theorem
In this geometric mean and the Pythagorean Theorem activity, 10th graders solve 16 different problems that determine the geometric mean of numbers by applying the Pythagorean Theorem. First, they find the geometric mean between each pair...
Curated OER
Geometric Mean and the Pythagorean Theorem
In this geometric mean and Pythagorean Theorem worksheet, 10th graders solve 9 problems related to determining the geometric mean by applying the Pythagorean Theorem in each problem. First, they find the geometric mean between each pair...
Curated OER
The Geometry of Means
For this geometry worksheet, students are given a rectangle and a square. They verify ratios when given equal perimeters or areas. Students are given adjacent squares. They find the distance between the centers, and identify the means...
Curated OER
Geometric Sequences or Progressions
In this Algebra II/Pre-calculus worksheet, students examine terms to determine if it forms a geometric sequence and, if so, determine the common ration. The one page worksheet contains thirty-six problems. Answers are not provided.
Curated OER
Geometry Worksheet: Right Triangle
In this geometry worksheet, 10th graders apply their knowledge of altitudes and geometric mean to solve the right triangle in order to find the length of the hypotenuse. The one page worksheet contains one problem. Answers are not...
Curated OER
Can a Geometric Mean be Nice?
In this Geometry instructional (work)sheet, young scholars are instructed on how to find the geometric mean. Students are then shown how the geometric mean is applied to proving similar triangles.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Variations
Twenty-three problems cover a variety of topics applied to variations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...
Texas Instruments
Texas Instruments: Numb3 Rs: Harmonizing Means
Based off of the hit television show NUMB3RS, this lesson exposes students to a different type of average, the harmonic mean. Although it is briefly reviewed in the lesson, students are expected to already be familiar with arithmetic and...
University of Baltimore
University of Baltimore: Geometric Mean
A complete definition of geometric mean in the statistical concept of the word. The discussion includes several examples of how geometric means are calculated and how/where they are useful. Written by Dr. Hossein Arsham.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
Math Planet
Math Planet: Geometry: Mean and Geometry
The geometric mean is explained through examples and a video lesson. [1:12]
University of Illinois
University of Illinois: Math, Science & Tech Ed: Can the Geometric Mean Be Nice?
This resource details the geometric mean, giving workable examples for the reader to attempt.
University of Georgia
University of Georgia: Inter Math: Geometric Mean
This site gives a description of the geometric mean with a graphical representation. Be sure to use the links to related terms, everyday examples, interactive check point, more information, and challenges involving located in the...
CK-12 Foundation
Ck 12: Geometry: Right Triangle Similarity Study Guide
[Free Registration/Login may be required to access all resource tools.] An overview of altitudes and geometric mean is provided in this study guide.
CK-12 Foundation
Ck 12: Geometry: Inscribed Similar Triangles
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to apply similarity to solve for missing information in inscribed right triangles.
Wolfram Research
Wolfram Math World: Geometric Mean
Geometric mean is defined, yet there are no links to help with notation at this MathWorld site. Still a good site to clarify your understanding of this geometric term.
Free Math Help
Free Math Help: Geometric Mean
The resource explores the geometric mean. A definition, example, and formula are included.
National Council of Teachers of Mathematics
The Math Forum: Means Proportional and Geometric Means
Dr. Math helps a student discover the meaning of the mean proportional of two numbers. Detailed explanation with examples.
Other
Pallladio: The Geometric Mean
This site details a specific problem using the geometric mean. At the bottom of the page is a summary of the geometric mean.