The Sampling Distribution is the keystone to understanding Confidence Intervals and Hypothesis Testing.

This video covers Populations, Random Variables, Probability Distributions, Probability Density Functions, Central Tendency, Variability, Dispersion, Variance, Standard Deviation, Normal Curves, Normal Distributions, Z-Score, Samples, Central Limit Theorem.

BFW Publishing provides the on-line app I use to demonstrate the Central Limit Theorem:
www.bfwpub.com
YouTube: @BFWPublishers
BFW's Central Limit Theorem App:
http://digitalfirst.bfwpub.com/stats_...

Probability and Statistics, Statistical Inference, AP Statistics, AP Stats, Standard Error of the Mean, Std Err, Std Error.
Class 10, Class 11, International A level, Intl A Level, IAL, Edexcel, Pearson exam board, CIE, Cambridge exam board, n-1