National Science Foundation
Mathletes—Science of the Winter Olympics
Investigate the mathematics of the Olympics. A science video how mathematics is important from the basic level of calculating scores to the more complex math of describing the velocity of motion. Scholars learn to view Olympic...
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...
PBS
Real-Life Math | Baseball
The math in baseball is more than just batting averages. The Assistant General Manager of the Diamondbacks shows the numerous ways the management uses baseball math. The class participates in an activity to simulate batting averages and...
National Education Association
Using Measures of Central Tendency
Is it better to be average or an outlier? It all depends on your perspective! The video explains the impact an outlier has on central tendency. Using multiple examples to solve for mean, median, and mode, the video proves that having an...
Fuse School
What is a Weighted Average?
Have you ever wondered why the atomic mass listed on the periodic table isn't a whole number? This video explains how weighted averages are calculated and relates the average to the relative atomic mass. Viewers are then given an element...
Fuse School
Reliability, Accuracy and Precision
Scientific results should be reliable, accurate, and precise, but what is the difference between the three? The first video in a series of 29 uses the metaphor of dart throwing to explain these three key terms in scientific experimental...
statisticsfun
How to use Excel to Calculate Confidence Interval
Utilize Excel software to analyze a set of data by making statistical calculations. The instructor shows how to find the standard deviation, mean, minimum, maximum, margin of error, confidence intervals, and range using Excel commands....
Bozeman Science
Standard Deviation
Deviation is normal in the world of statistics. Viewers first learn about the normal distribution curve in an informative video. They then watch as the narrator calculates standard deviation by hand and using spreadsheets.
Brightstorm
Mean - Concept
You mean it's just average? Provide the definition of the mean of a set of data with a concept video. The instructor works three problems that use the concept of the mean. Each problem increases in difficulty from finding a basic average...
Ricochet Science
Mean, Mode, Median and Range
Viewers learn how to determine mean, median, mode, and range in the eighth installment of an 11-part Math in Science video series. The hard part's just remembering which is which!
Ricochet Science
Determining a Population's Mean, Range, and Percent of Range
Staticians and researchers can learn many things about a population using just a few numbers. Viewers learn how to describe populations with statistical values in the seventh installment of an 11-part Math in Science video series. The...
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...
Northeast Arkansas Education Cooperative
Using Measure of Central Tendencies
This short but information-packed presentation begins with a thorough review of how to calculate mean, median, and mode of a given data set. What makes it a unique lesson is the follow-up example and presentation of how these measures of...
Scholastic
Study Jams! Mean/Average
Join Zoe as she calculates the average number of points RJ scored in his basketball games. This step-by-step presentation clearly models the procedure for finding the mean of a data set, including examples with both whole number and...
Curated OER
How Do You Find an Average?
How do you find an average of something? Watch this video and see how you can add up all your elements then divide by the number of elements you added up. So simple!
Curated OER
What is the Median of a Data Set?
Mean, mode, median? What's the difference? How do you find them? The teacher focuses on explaining median in this video. She gives a good explanation and shows several examples using different sets of numbers.
Curated OER
How Do You Find the Mean of a Data Set?
There are eight decimals numbers in this data set. Find the mean. So add all the terms together and then divide that total number by the number of terms in the data set. That's how you find the mean or average of a data set.
Curated OER
What is Numerical, or Quantitative, Data?
The teacher gives a very thorough explanation of numerical or quantitative data being anything where the answer to a question would be a number. Whereas any other answer might be considered categorical. She shows several different ways...
Curated OER
What is the Median of a Data Set?
Mean, mode, median? What's the difference? How do you find them? The teacher focuses on explaining median in this video. She gives a good explanation and shows several examples using different sets of numbers.
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 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.