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ORGANIZATION OF DATA
MEASURES OF CENTRAL TENDENCY
DISPLAY OF DATA
16 other sections not shown
bar histogram Calculation Chapter chi-square CN CN CN CN CO TP column compute confidence interval correlation coefficient data in Example data in Exercise degrees of freedom deviation scores deviation-score method distribution in Exercise expected frequencies F distribution F ratio following data Formula 8a frequency distribution frequency polygon given horizontal axis hypothesis be rejected indicates level of measurement level of significance measurements median nondirectional hypothesis normal curve normally distributed null hypothesis obtained the following Oi Oi Oi pairs of sample population mean population variance predict randomly selected rank raw-score method regression equation regression line reject the null relationship represents research hypothesis rH CN sample data sample means sampling distribution sampling error scatter diagram score value selecting a sample significance level standard deviation standard error statistical test sum of squares symbol tail TP LO CD TP TP TP Type II error variance estimate wished to determine