Crash Course
When Predictions Succeed: Crash Course Statistics #44
Statistics show people eat more berries when the weather is nice. Young entrepreneurs learn how stores use statistics like this to plan their advertising and sales strategies. The narrator uses various examples to show how important...
Crash Course
When Predictions Fail: Crash Course Statistics #43
The world relies on statistics for important predictions like earthquakes, volcano eruptions, and winners of presidential elections. Examine some popular failed predictions and identify their flaws while watching the 43rd installment of...
Crash Course
Probability Part 2: Updating Your Beliefs with Bayes: Crash Course Statistics #14
There are days when you just want to learn about Bayes' theorem. Viewers watch an engaging YouTube video to see how Bayes' theorem connects to conditional probability. They explore how Bayesian statistics differ from frequentist...
Northeast Arkansas Education Cooperative
Sampling Methods and Preventing Bias
Experimental design can be both incredibly intuitive and very high-concept when first introduced to learners. This video does a great job of discussing sampling methods and bias simply, without over-reducing...
Corbett Maths
Random Sampling
Hopefully, there's nothing random about the decision to use the resource. Scholars view an informative video on random sampling. They watch as the narrator works through several examples on the topic.
Corbett Maths
Stratified Sampling
Be stupefied by stratified sampling. Viewers of a short YouTube video learn about stratified sampling. Given information on the number of people majoring in a particular subject, they decide how many of each major they need to create a...
Khan Academy
Khan Academy: Statistics: Sampling Distribution Example Problem
Video example of using a sample distribution to solve a problem determining the probability that a sample mean is below a certain number. Includes example of finding a z-score and looking it up in a table to determine the probability....
Khan Academy
Khan Academy: Statistics: Z Statistics vs. T Statistics
Video gives an explanation of the difference between using z-statistics and t-statistics and when each should be used. [6:39]
Khan Academy
Khan Academy: Inferential Statistics: Confidence Interval 1
Video showing how to determine the probability that the population mean is between two given values when given the mean and standard deviation of a sample. Uses sampling distribution and calculates a z-score in order to determine the...
Khan Academy
Khan Academy: Statistics: Standard Error of the Mean
Video first briefly reviews the effect on the sampling distribution when the sample size increases then gives the formula for variance of the sample mean of the sampling distribution and formula for standard error of the mean. Uses the...
Khan Academy
Khan Academy: Statistics: Small Sample Size Confidence Intervals
Video gives example of using a t-distribution when a small sample size is given. Example includes how to use a t-table to create a confidence interval for the population mean. [11:11]
Khan Academy
Khan Academy: Statistics: Bernoulli Distribution Mean and Variance Formulas
Video example of what a Bernoulli distribution is. Demonstrates how the general formulas for the mean and variance of the distribution are derived. [6:59]
Khan Academy
Khan Academy: Statistics: Difference of Sample Means Distribution
Video shows visually and reviews notation for sampling distributions of random variables. It then visually shows the distribution of the mean of the difference of two random variables and gives the formulas for the mean and variance of...
Khan Academy
Khan Academy: Statistics: Expected Value E(x)
Video explains the relationship between expected value and population mean and provides an example of calculating expected value using frequencies. [14:53]
Texas Education Agency
Texas Gateway: Study Edge Statistics: Sampling Methods, Part 2
This video discusses different types of random sampling methods used in various statistical studies, including simple, stratified, and cluster random sampling. A downloadable study guide with exercises is provided as well - guide also...
Texas Education Agency
Texas Gateway: Study Edge Statistics: Variability in Sample Proportions, Part 1
This lesson models how to solve problems involving samples of populations and the variability in the results of a statistical study. Provides a link to an interactive web app called "Sampling Distribution of the Sample Proportion."...
Texas Education Agency
Texas Gateway: Study Edge Statistics: Variability in Sample Means
This lesson investigates the variability in the sampling distribution of the sample mean for a population. Provides a link to an interactive web app for looking at a continuous population distribution. Includes downloadable study guide...
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: Sampling Distribution of the Sample Mean
Video reviews the central limit theorem and uses a simulation to illustrate sampling distributions and how they approach a normal distribution with larger sample sizes even if the original distribution was not normal. Also discusses the...
Khan Academy
Khan Academy: Inferential Statistics: Central Limit Theorem
Video explains the central limit theorem and gives examples and visuals to illustrate it. [9:49]
Khan Academy
Khan Academy: Statistics: Sampling Distribution of the Sample Mean 2
Video discusses the effect of sample size on the sampling distribution. Shows using a simulation how as sample size increases the sampling distribution becomes more normal and the standard deviation decreases. Also discusses the effect...
Khan Academy
Khan Academy: Statistics: Normal Distribution Excel Exercise
Video discusses the importance of the normal distribution. The formula for the normal distribution is given and explained. A url is given where an excel spreadsheet can be downloaded which is shown and used to compare the binomial...
Khan Academy
Khan Academy: Sampling Distribution: Standard Error of the Mean
Video first briefly reviews the effect on the sampling distribution when the sample size increases then gives the formula for variance of the sample mean of the sampling distribution and formula for standard error of the mean.