Basic statistical methodsHarper & Row, 1970 - 356 páginas |
Índice
Introduction | 1 |
A Review of Fundamentals | 6 |
Frequency Distributions Graphs and Centiles | 21 |
Página de créditos | |
Otras 28 secciones no se muestran.
Términos y frases comunes
analysis of variance APPENDIX A Continued average axis binomial distribution biserial centile point chance Chapter chi square computed confidence interval correct data in Table degrees of freedom difference divided equal equation error of estimate Ex² example expected frequencies frequency distribution frequency polygon grades graph illustrate individuals intelligence test item analysis median method midpoint multiply n2 APPENDIX normal curve normal distribution null hypothesis number of degrees P₁ parameter Pearson percent level percentages phi coefficient point-biserial population predicting problem proportion random samples ratio raw score regression line relationship reliability coefficient sample means sampling distribution scale scatterplot set of data shown skewed square root standard error standard score student subtract sum of squares Suppose tails technique test scores testing the significance two-tailed test uncorrelated data validity values in column variables Wald-Wolfowitz Runs Test X₁ z score zero ΣΥ ΣΧ Σχε