© 2017 Your Stat Class. Latrica L. Williams
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© 2017, 2013, 2011 Latrica L. Williams
Appendix
A p p e n d i x F : I n d e x
© 2017, 2013, 2011 Latrica L. Williams
A
Addition rule of probability, 86
Alpha (α), 163
Alternative hypothesis, 161
Analysis of Variance (ANOVA), 308
Association, 259
B
Bar graph, 30
Bell shaped, 116
Bimodal, 52
Binomial distribution, 110
Blinding, 24
Box plot, 72
C
Causation, 271
Central Limit Theorem, 129
Central tendencies, 48
Chi-square distribution, 299
Chi-square test of independence, 299
Classical probability, 81
Cluster sample, 15
Coefficient of determination, 291
Coefficient of non-determination, 292
Combinations rule , 100
Common confidence levels, 136
Complement rule, 82
Conclusion of a hypothesis test, 168
Conditional probability, 91
Confidence interval, 136
Confidence intervals
mean, t, 145
mean, z, 137
mean, two independent samples, 217
mean difference, dependent samples, 231
proportion, 150
proportion, two samples, 245
Contingency table , 298
Continuous, 21
Continuous random variable, 104
Control group, 24
Convenience sample, 16
Correlation coefficient, 259
Correlation test of hypothesis, 274
Counting rules, 96
Critical values, 164
Crosstabulation table, 298
D
Data, 20
Data collection techniques, 21
Decision of a hypothesis test, 168
Dependent events, 90
Dependent samples, 214
Dependent variable, 260
Descriptive statistics, 6
Difference between two proportions, 244
Direct observation, 21
Discrete, 21
Discrete probability distribution, 104
Discrete random variable, 104
Double-blinding, 24
E
Empirical probability, 83
Empirical Rule, 61
Event, 80
Expected counts, 300
Experiment, 24
Explained deviation, 290
Explained variation, 290
Explanatory variable, 260
Exploratory Data Analysis, 72
Extrapolation, 287
F
Factorial rule, 98
F-distribution, 308
Five-number summary, 72
Frequency, 29
Frequency distribution, 29, 36
Fundamental counting rule, 97
G
Grouped frequency distribution, 36
H
Hawthorne effect, 25
Histogram, 35
Hypotheses, 161
Hypothesis testing, 160
Hypothesis testing
ANOVA, 309
correlation coefficient, 274
chi-square test of independence, 299
mean, t, 188
mean, z, 172
mean, two independent samples, 216
mean difference, dependent samples, 230
proportion, 200
proportion, two samples, 245
I
Independent events, 90
Independent samples, 214
Independent variable, 260
Inferential statistics, 6
Interquartile range (IQR), 74
L
Law of large numbers, 83
Least-squares regression line, 282
Left skewed, 41
Left-tailed test, 165
Level of confidence, 136
Level of significance, 163
Linear relationship, 261
Lower fence, 74
Lurking variable, 271
M
Mailed questionnaire, 21
Margin of error, 137
Matched-pairs design, 230
Mean of a discrete random variable, 106
