Sampling distribution of a sample mean

Learn how to find the mean and standard deviation of the sampling distribution of a sample mean. Also, learn about the central limit theorem and why it is one of the most important theorems in statistics.

Inferring population mean from sample mean

Central limit theorem

Sampling distribution of the sample mean

Sampling distribution of the sample mean (part 2)

Standard error of the mean

Example: Probability of sample mean exceeding a value

Mean and standard deviation of sample means

Sample means and the central limit theorem

Finding probabilities with sample means