Basic Statistical Methods

alpha analysis of variance ANOVA APPENDIX A Continued average axis binomial binomial distribution calculator cards cell centile points chance chapter chi-square computed confidence interval considered correlation coefficient criterion data in Table degrees of freedom difference digit drawn equal error of estimate error of measurement errors of prediction example expected frequencies Figure grades graph H₁ illustrate individuals klmn large number median multiplied N₁ N₂ normal curve normal distribution noted null hypothesis number of degrees parameter Pearson percent level percentages phi coefficient predictor problem proportion random sample ranks ratio raw score regression equation regression line reject relationship reliability coefficient sample mean sampling distribution scale shown skewed squares standard deviation standard error standard score statistical tests student subtracted sum-of-squares Suppose test of significance test scores testing the significance tion validity values in column variable X₁ zero ΣΥ ΣΧ