Khan Academy Static

Build confidence intervals and do significance tests to see if there is a significant difference between the means of some variable in two populations.

4646_Statistical_significance_on_bus_speeds.html

4650_Hypothesis_test_for_difference_of_means.html

4645_Statistical_significance_of_experiment.html

4649_Clarification_of_confidence_interval_of_difference_of_means.html

4647_Difference_of_sample_means_distribution.html

4648_Confidence_interval_of_difference_of_means.html