Khan Academy Static

How long does a typical person spend on a phone each week? Is it different for younger people? In this tutorial we'll use measures of center like mean and median to summarize and compare sets of data.

7298_Mean_median_mode_example.html

7297_Statistics_intro_Mean_median_mode.html

7300_Impact_on_median_mean_removing_an_outlier.html

7301_Impact_on_median_mean_increasing_an_outlier.html

7299_Missing_value_given_the_mean.html