Flipped Math
Normal Distributions
Distribute a video on normal distributions. Viewers discover how the mean and standard deviation affect the shape of normal distributions. They also learn to apply the Empirical Rule and use a graphing calculator to determine...
Crash Course
Z-Scores and Percentiles: Crash Course Statistics #18
Learn about statistics from A to z-score. Young statisticians watch an informative video that explains how to compare different normally distributed quantities using z-scores and percentiles. An example using ACT and SAT scores...
Teacher's Pet
Using Math to Analyze Data
No one wants to be average, so mathematicians use the term mean instead of average. The video explains how to calculate the mean, how to calculate the percent error, and why this information is important. Finally, the video considers the...
Fuse School
Calculating Percentage Mass
More than half of your body is made of water, but what percentage of you is made up of hydrogen? This video explains how to solve for percentage mass. It uses water as one example of solving for both hydrogen and oxygen.
statisticsfun
How to Calculate Margin of Error and Standard Deviation
What did the math book say to the psychology book? I have a lot of problems. A helpful video covers how to calculate the margin of error with various standard deviation numbers.
statisticsfun
How to Calculate Standard Deviation and Variance
What if math teachers are really pirates and they want us to find x so they can get the buried treasure? A short video explains how to calculate standard deviation and variance with a step-by-step guided practice problem. The...
statisticsfun
Why are Degrees of Freedom (n-1) Used in Variance and Standard Deviation
Don't be mean, be above average. A straightforward video explains why degrees of freedom are used and how to recognize the error based on your sample population.
statisticsfun
Calculate A Sample Size of a Population Proportion
I think we need a new teacher; this one keeps asking us for the answers! The video walks through how to solve for sample size when you are given a z score, proportion, and margin of error. It also explains a graph of the relationship...
statisticsfun
Calculate Sample Size Interval of a Population Mean
When does .2 round up rather than down? The example in a statistics video changes the rules about rounding. The video walks through how to solve for sample size when you are given the error, z score, and standard deviation. It...
statisticsfun
How to Calculate Sample Size
If your sample size is small and your standard deviation is high, your results mean nothing. The video explains how to solve for sample size, assuming you are given the confidence, standard deviation, and error rate.
statisticsfun
How to Calculate Mean and Standard Deviation
Good news! We only have a half day of school this morning. Granted, we have the other half this afternoon. The video is a visual representation of the definitions of mean and standard deviation.
statisticsfun
How to Calculate Standard Deviation, Mean, Variance Statistics, Excel
Wouldn't life be easier if a computer would do the work for us? A video shows how to use Excel to solve for standard deviation, mean, and variance statistics.
statisticsfun
Calculating Standard Deviation Using Excel
Excel at your work with a lesson featuring spreadsheets. A video walks pupils slowly through how to solve standard deviation and variance using Excel in two different ways.
statisticsfun
Standard Deviation and Variance
When does 10 + 7 = 13? When you add wrong. The video walks you through solving standard deviation and variance problems by hand, including ways to check your work.
Khan Academy
Khan Academy: Statistics: Standard Deviation
Video reviews the population and sample mean and variance then expands to population and sample standard deviation. Gives examples of calculating the standard deviation. [13:07]
Annenberg Foundation
Annenberg Learner: Against All Odds: Normal Calculations
Video program shows viewers how to use standard deviation, compute relative frequencies, find percentiles, and determine whether a distribution is normal. Real-life connections made by examining data from vehicle-emissions standards and...
Annenberg Foundation
Annenberg Learner: Against All Odds: Normal Distributions
A look at how histograms, and the curves that are drawn based on histogram data, can help one analyze data. Video program offers real-life examples to illustrate this: population age and baseball statistics. [28:40]
Texas Education Agency
Texas Gateway: Study Edge Statistics: The Normal Distribution
This lesson discusses the normal distribution and the use of z-scores. Includes downloadable study guide with exercises - guide also covers other topics. [14:58]
Khan Academy
Khan Academy: Statistics: Normal Distribution: Standard Normal & Empirical
Video example of giving the mean and standard deviation of the standard normal distribution and finding probabilities using the empirical rule. [8:16]
Khan Academy
Khan Academy: Statistics: Introduction to the Normal Distribution
Video discusses the importance of the normal distribution and gives its formula with examples of how it is used. Connects to the central limit theorem. Manipulates the normal distribution formula to show different forms of it. Uses Excel...
Virtual Nerd
Virtual Nerd: What Is a Normal Distribution?
This tutorial introduces normal distribution and shows the characteristics of a normal distribution curve. [4:22]
Virtual Nerd
Virtual Nerd: How Do You Find the Standard Deviation of a Data Set?
This tutorial illustrates the entire process of finding the standard deviation of a data set. [6:17]
Khan Academy
Khan Academy: Variance and Standard Deviation: Variance of a Population
This video shows how to find a population mean from a set of data and the compute the population variance.
Imagine Learning Classroom
Learn Zillion: Video: 'Model a Data Set With a Normal Probability Distribution'
In this lesson, you will learn how to model a data set with a normal probability distribution by using the mean and standard deviation of the data set. [4:59]