Applied Statistics for the Behavioral Sciences |
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and Dispersion | 32 |
Standard Scores and the Normal Curve | 50 |
The Normal Curve | 57 |
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a-level alternative hypothesis Appendix appropriate assumption behavioral sciences calculated canonical correlation canonical variate cell Chapter class interval column components computed concept confidence interval Consider contingency table correlation coefficient critical value defined degrees of freedom determine difference discussed equal error rate example expected frequencies F-ratio factor analysis final examination scores formula frequency distribution hypothesis is rejected hypothesis testing hypothesized value independent samples independent variable inferential statistics level of significance linear main effect mathematics median multiple normal curve normal distribution null hypothesis observed ordinal P₁ P₂ Pearson percent confidence population mean population variance probability procedures proportion random sample raw score regression relationship researcher sample mean sample statistic sampling distribution sampling fluctuation scattergram selected standard deviation standard error standard score sum of squares t-distribution test scores test statistic testing the null tion two-way ANOVA Type I error underlying distribution X₁ z-scores zero