CK-12 Foundation
Variance of a Data Set
Use variable value sliders to understand variance. The interactive shows four whole numbers, their mean and deviation. Using the information, pupils find the variance of the numbers and respond to question related to the understanding of...
College Board
Why Variances Add - And Why It Matters
Why is adding variance important? A lesson outline defines a variance theorem and how it affects the data statistics. The instruction shows scholars the importance of considering the variance of data and why it requires independence.
Curated OER
Variance and Covariance: How much to do baseball players really make?
Is baseball really the road to riches? Here, statisticians look at salary data from baseball players and use variance to measure the spread of the data to more accurately answer that question. Note: The salary data provided is from 1994,...
Curated OER
Lattice Method of Multiplication Variances
Young scholars explore the lattice method of mulitplication variances through the game "Multiplication Wrestling." They view a model of how to play the game and play three rounds, recording their patterns and discussing the strategies...
Curated OER
Mean, Standarad Deviations, and Variances
In this Statistics instructional activity, 11th graders compute the mean, standard deviation and variances for four different problem scenarios. The one page instructional activity contains four scenarios, each with eight questions. ...
College Board
Three Calculator Simulation Activities
Calculators sure come in handy. An AP® Statistics instructional resource provides suggestions for using calculator simulations. It gives activities for adding variances, normal probability plots, and t distributions.
Radford University
Data Analysis Activity
What do classmates think? In groups, learners design surveys to investigate chosen topics. They conduct the survey, then analyze the results. As part of the activity, they must calculate the mean, median, mode, variance, and standard...
Curated OER
Fire!, Probability, and Chaos
Upper elementary and middle schoolers work with the concept of probability. They are introduced to the concept of chaos. Learners graph and analyze using a line plot, work with mean, and are introduced to the concept of variance.
Curated OER
The Statistics of Shoes
Students open a blank spreadsheet and format it for a class survey about the number of shoes owned by the men and women in the class. They enter the data before finding the mean, median, mode, quartiles, variance, and the standard...
Curated OER
Mean, Variance, and Standard Deviation for the Binomial Distribution
Students review previous lessons on mean, variance, standard deviation, and expected value. They utlize formulas for these characteristics that are specifically designed for the binomial distribution. Students discuss the similarities...
Virginia Department of Education
Analyzing and Interpreting Statistics
Use measures of variance to compare and analyze data sets. Pupils match histograms of data sets to their respective statistical measures. They then use calculated statistics to further analyze groups of data and use the results to make...
Howard Hughes Medical Institute
Spreadsheet Tutorial 2: Autofill Data, Cell References, and Standard Deviation
If you've always wanted to know more about spreadsheets, here's a perfect resource for you. A self-paced tutorial introduces how to autofill and copy formulas in a Google sheet or Excel spreadsheet. It also shows users how to find range,...
Shodor Education Foundation
Measures
Take a look at data from a statistical lens. An interactive allows pupils to enter data set, labeling the data including the units used. Manipulating the applet, learners select the statistics to calculate that include total, mean,...
Curated OER
Why Divide by N-1?
Students identify the mean and variance. In this statistics instructional activity, students calculate the population variance using the N as a divisor. They draw the relationship of dividing by N and N-1.
Curated OER
Midterm 1 Exam: Statistics
In this statistics worksheet, students determine the mean, variance, standard deviation and median of given statistical data. They organize data, create box-and-whisker plots and identify outliers. This nine-page worksheet contains 7...
Curated OER
Binomial Distribution
Students explore the concept of binomial distribution. In this binomial distribution lesson, students perform binomial distributions on a number of problems in this lecture lesson. Students find the mean and variance of binomial...
Curated OER
Two-factor ANOVA
In this statistics and probability worksheet, students analyze the variance (ANOVA) to determine if two or more samples have the same "mean" or average. The one page worksheet contains three problems. Answers are provided.
American Documentary
Comparative Religion Investigation: What Happens When We Die?
How do different religions offer explanations for what happens when we die? Invite your learners to consider the variance and complexity of religious beliefs, and to research and compare/contrast the concept of death and afterlife...
Howard Hughes Medical Institute
Spreadsheet Tutorial 4: t-Test
The t-test tutorial will fit your needs to a T. After calculating the mean, sum of squares, standard deviation, and variance of two data sets on a spreadsheet, scholars learn to calculate the t-values. They then learn to use the TTEST...
Learning Games Lab
The pH Scale and Meter Calibration
What are the different ways to test for pH? First, scholars explore the pH scale and a common way to test for acidity and alkalinity. Then, they learn about the importance of pH in food safety and why variance in pH could potentially...
Curated OER
A RealSim Surface Look at Descriptive Statistics
Students explore the concepts of mean and variance. They observe properties of materials to their basic atomic or molecular structure. Students use spreadsheet software to record, tabulate and analyze collected information.
Curated OER
Land Use
Students brainstorm lists of land uses, gather pictures of them, and create a collage. They research land uses in their communities by contacting local agencies. They make charts of the land use planning systems and their impact on...
Radford University
The Normal Distribution Activity
For whom does the bell fit? Pupils begin by working in groups gather data on three different variables. They then determine the mean and standard deviation of each data set and create bell curves. To finish, they answer guiding questions...
Radford University
Box-and-Whisker Activity
Think inside the box. Working in small groups, pupils design a study to answer comparing two data sets. Team members collect data and construct box-and-whisker plots and analyze them to prove or disprove their hypothesis. They develop...