+
Website
Columbia University

Columbia University: Expected Value Pdf

For Students 10th - 12th Standards
A PDF explaining and giving examples to show how the expected value of a random variable indicates its weighted average.
+
Lesson Plan
Science Education Resource Center at Carleton College

Serc: Investigating Isotopes and Average Atomic Mass Using Pennies

For Teachers 9th - 10th
In this activity, students apply what they have learned about weighted averages, isotopes, and systems of equations to a new situation - coins in a sealed container. They learn some historical information regarding the composition of...
+
PPT
Sophia Learning

Sophia: Weighted Average

For Students 9th - 10th Standards
This lesson will introduce the meaning of weighted average, and demonstrate how to solve for the weighted average of a data set. Students can look at a presentation and then take an online quiz.
+
PPT
Sophia Learning

Sophia: Weighted Average and Mixture Problems

For Students 9th - 10th
This lesson will demonstrate how to solve mixture problems using weighted averages. Students can explore a PowerPoint presentation and then take an online quiz.
+
PPT
Sophia Learning

Sophia: Weighted Average and Mixture Problems

For Students 9th - 10th
This lesson will demonstrate how to solve mixture problems using weighted averages. Students can look through a Power Point presentation and then take an online quiz.
+
PPT
Sophia Learning

Sophia: Weighted Average and Uniform Motion Problems

For Students 9th - 10th
This lesson will demonstrate how to solve uniform motions problems using weighted averages. Students can watch a PowerPoint presentation and then take an online quiz.
+
PPT
Sophia Learning

Sophia: Weighted Average and Uniform Motion Problems

For Students 9th - 10th
This lesson will demonstrate how to solve uniform motions problems using weighted averages. Student can watch a presentation and then take an online quiz.
+
PPT
Sophia Learning

Sophia: Weighted Average and Mixture Problems

For Students 9th - 10th
Students learn how to solve mixture problems using weighted averages. A detailed example examines the mathematics concept.
+
Unknown Type
Khan Academy

Khan Academy: Weighted Averages

For Students 9th - 10th
Calculate what weighting is used in a weighted average of two points.
+
Lesson Plan
Khan Academy

Khan Academy: Start Here! Ready to Dive Into Some Math?

For Students 9th - 10th
This is an overview this lesson; we're going to develop a powerful formula that will allow us to easily calculate points along a parabolic arc. It also explains what you need to do know before you begin.
+
Lesson Plan
Khan Academy

Khan Academy: Start Here! Mathematics Behind the Subdivision Operation

For Students 9th - 10th
Overview of this lesson plan which focuses on developing the mathematics behind the subdivision operation. By the end of this lesson plan you'll understand how computer modeling tools work underneath the hood. You'll be able to describe...
+
Unit Plan
Khan Academy

Khan Academy: Start Here! Welcome to the Character Modeling Topic!

For Students 9th - 10th
Welcome to the Character Modeling topic! In this topic, we'll explore how clay models are transformed into digital characters using weighted averages. It includes two lessons: Lesson 1: Modeling with subdivision surfaces (appropriate for...
+
Unknown Type
Khan Academy

Khan Academy: Weighted Average Intuition

For Students 9th - 10th
First let's make sure you are comfortable with this construction using this 7-problem quiz/practice.
+
Unknown Type
Khan Academy

Khan Academy: Weighted Average of Three Points

For Students 9th - 10th
Now it's your turn to prove you can calculate the weighted average in this 7-problem quiz/practice. Later on we can let the computer do these calculations for us (phew!)
+
Interactive
Khan Academy

Khan Academy: Interactive: Weighted Subdivision

For Students 9th - 10th
This interactive tool helps students to better understanding weighted subdivision.
+
Unit Plan
Math Words

Mathwords: Weighted Average

For Students 9th - 10th
A common example of the weighted average is provided by MathWords.
+
PPT
Sophia Learning

Sophia: Weighted Average: Lesson 2

For Students 9th - 10th
This lesson will introduce the meaning of weighted average, and demonstrate how to solve for the weighted average of a data set. It is 2 of 7 in the series titled "Weighted Average."
+
PPT
Sophia Learning

Sophia: Weighted Average

For Students 9th - 10th Standards
This lesson will introduce the meaning of weighted average, and demonstrate how to solve for the weighted average of a data set. Students can look at a presentation and then take an online quiz.