HALT, 334. See also Sampling variation
Heating. See Gas heating
Heteroscedasticity, 599–601
Highly accelerated life tests, 334. See also Sampling variation
Histograms
combining boxplots with, 60–62
width of intervals, 58–59
logarithms and, 150–151
main discussion, 57–59
scatterplot with, 111
shape of, 62–67
for simple time series, 144–145
HMO, 15–17
Homoscedastic errors, 599
Hoovers, as data source, 19
Household income
education and, 179. See also Conditional probabilities
specialized offerings based on, 453. See also Chi-squared
Houses, estimating price of, 596, 604–605. See also Regression diagnostics
Hurricane Katrina, 4–7
Hypotheses, 392–393. See also Statistical tests
Hypothesis tests
main discussion, 394–396
multiple comparisons ...