Math Playground
What is PEMDAS?
Learning how to solve problems using the order of operations can be challenging. This video explores the how's and why's for the order of operations. This is a must-see video for middle school learners.
Khan Academy
Subtracting Fractions with Like Denominators
Elementary school students can observe Sal as he subtracts fractions that have a common denominator. Because this concept is fairly straight forward, he focuses on simplifying his answer. A great video for those needing extra support in...
Northeast Arkansas Education Cooperative
Functions
Relationships can be good or bad, but functional relationships are the best! The video demonstrates relationships in a table or graph and what makes their qualities functional. Have your learners review functions and then go through a...
Virtual Nerd
What is Absolute Value?
As long as you keep in mind that there is no such thing as negative distance, then you will know the meaning of absolute value. The teacher writes on a white board to explore integers on a number line, give a definition of absolute...
Virtual Nerd
How Do You Use a Proportion to Find What Percent a Part is of a Whole?
Percent, parts, whole, how do these pieces fit together to solve a percent problem? Follow along as the instructor shows how to set this up as a proportion problem in order to solve it.
Khan Academy
Khan Academy: Statistics: Small Sample Hypothesis Test
Video demonstrates using t-statistics to answer a question involving hypothesis testing with a small sample. Explains how to read a t-table and use it for a one-tailed test. [9:04]
Khan Academy
Khan Academy: Statistics: Anova 3 Hypothesis Test With F Statistic
Video demonstrates how to calculate an F-statistic and use the F-distribution to determine whether to accept or reject a null hypothesis. [10:14]
University of New South Wales (Australia)
University of New South Wales: Prob Stats6: Binomial and Geometric Distributions
In this lecture for an introductory probability and statistics course, the instructor goes over binomial and geometric distributions, as well as sign tests. [52:21]
Texas Education Agency
Texas Gateway: Study Edge Statistics: Steps of Hypothesis Testing
This lesson explains the process for doing a hypothesis test about an unknown population parameter by examining required conditions and assumptions, calculating the test statistics, finding the p-value, and stating the conclusion....
Khan Academy
Khan Academy: Statistics: Large Sample Proportion Hypothesis Test
Video gives an example of a hypothesis test calculation involving the proportion of the population that has internet access given a large sample size. Discusses finding a critical z-score to determine whether to reject the null...
Khan Academy
Khan Academy: Statistics: Hypothesis Test Comparing Population Proportions
Video demonstrates the steps of a hypothesis test involving comparing population proportions. It shows setting up the null and alternative hypotheses and the steps used to calculate a z-statistic for the difference of the proportions and...
Khan Academy
Khan Academy: Statistics: Hypothesis Testing and P Values
Video gives example of hypothesis testing with an example related to medical testing. Includes setting up a null hypothesis and an alternative hypothesis. [11:26]
Khan Academy
Khan Academy: Statistics: Hypothesis Test for Difference of Means
Video demonstration of setting up a hypothesis test and calculating whether the difference of sample means of an experiment falls within a 5% significance level and using that to determine whether to accept or reject the null hypothesis....
Khan Academy
Khan Academy: Statistics and Probability: Study Design: Statistical Questions
Video explaining what the characteristics of a good statistical question are. [9:33]
Khan Academy
Khan Academy: Experimental Probability
Discusses the difference between theoretical and experimental probability and how to use what information you have in order to estimate the likelihood of a given outcome. [6:55]
Khan Academy
Khan Academy: Hypothesis Testing With One Sample
T-Statistic Confidence Interval (for small sample sizes)
Khan Academy
Khan Academy: Hypothesis Testing With One Sample
Hypothesis testing with One-Tailed and Two-Tailed Tests
Other
Math Counts Foundation: Probability With Geometry Representations
This video focuses on probability with geometry representations. Links to an activity sheet and the solutions also available.
Khan Academy
Khan Academy: Theoretical and Experimental Probabilities
Looks at a marble experiment to see how the anticipated probability compares to the actual outcome. [7:02]
Curated Video
Math Tutor Dvd: Calculate the P Value in Statistics
In this lesson, you will learn about the very important topic of p-values in statistics. The p-value is a calculation that you make during hypothesis testing to determine if you reject the null hypothesis or fail to reject it.
Curated Video
Math Tutor Dvd: Null and Alternate Hypothesis: Statistical Hypothesis Testing
Learn how to write the null and alternate hypothesis as part of a hypothesis test in statistics. This video will show several examples so that the student gains an understanding of how to work hypothesis testing problems step-by-step....
Curated Video
Math Tutor Dvd: Intro to Hypothesis Testing in Statistics
The student will learn the big picture of what a hypothesis test is in statistics in this video. Items discussed are terms such as the null hypothesis, the alternate hypothesis, statistical significance of a hypothesis test, and more....