Statistics for Business: Decision Making and Analysis, 3rd Edition

H

• 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 ...