Chance/Rossman, 2015
ISCAM III
Index
427
Least squares line, 369
Least squares regression line, 369
Level of significance, 55
Linear association, 356
Long-run proportion, 13
Margin-of-error, 84
Matched-pairs design, 288
Mean of absolute differences (MAD), 346
Mutually exclusive, 28
Negative association, 356
Non-sampling errors, 108
Normal approximation to binomial, 79
Normal probability calculations, 72
Normal probability curve, 68
Null distribution, 21
Null hypothesis, 37
Null model, 21
Observational study, 202
Observational units, 36
Odds, 234
Odds ratio, inference, 238
One proportion
z
-intervals, 85
One proportion
z
-procedures, 116
One proportion
z
-test, 81
One sample
t
-test, 163
One sample
z
-interval, 84
One-sided alternative, 45
Outlier, 144
Paired data, 290
Paired
t
-procedures, 300
Paired
t
-test, 295
Parallel dotplots, 137, 258, 290
Parallel histograms, 138
Parameter, 36, 96
Percentage change, 193
Percentiles, 83
Placebo effect, 208
Plausible, 26
Population, 95
Positive association, 356
Power, 56
Practical significance, 118
Prediction interval, 166
Probability, 13, 24
Probability rules, 16
Prospective design, 234
p-value, 24
Quantitative, 36
Random assignment, 203
Random variable, 15
Randomization test, 277, 278
Randomized experiment, 208
Regression line, 369
Rejection region, 55
Relative frequency,
13
Relative risk, 226
Relative risk, inference, 231
Residual, 332, 343, 366
Residual plots, 393
Response variable, 196
Retrospective design, 234
Sample, 95
Sample size, 36
Sampling frame, 98
Sampling variability, 97
Scatterplot, 355
Scope of conclusions, 25
Segmented bar graphs, 186
Shape of distribution, 138
Sign test, 422
Significance, 24
Simple random sample, 97
Simple random sample, selecting, 98, 260
Skewed distributions, 138
Skewed to the left, 138
Skewed to the right, 138
Slope coefficient, 371
Spread.
See
Variability
Squared residuals, 367, 369
Standard deviation, normal curve, 68
Standard deviation, of random variable, 17
Standard deviation, sample proportion, 68
Standard error
difference in means, 279
difference in proportions, 191
sample mean, 158
Standard error (sample proportion), 82
Standard normal distribution, 83
Standard score, 72
Statistic, 26, 36
Statistically significant, 24
Stratified random sample, 134