Statistics topics to revisit

1. Mean, Median, Mode, Variance, SD, Sample range, X0.75, X0.25, Normal range, Normal distribution
2. Lower whisker = smallest observation within N
3. upper whisker = largest observation within N
4. Basically how box plot is drawn
5. Rule of thumb for number of groups in a frequency table K ~= sqrt(n)
6. Rule of thumb for range of groups in a frequency table R/K