Ch.11 section 11.2

of the mean, **Ch.11 section 11.2** - of the proportion, **Ch.11 section 11.5** sampling variability, **Ch.11 section 11.2** SAT/ACT score distributions, Ch.10 case-study-01 scatterplot, Ch.5 section 5.9, **Ch.22 section 22.2** scipy.stats, see individual function names seaborn, **Ch.5 section 5.2**