Basic Statistical Analysis: Examination Copy |
Contents
Introduction to Statistics | 9 |
Graphs and Measures of Central Tendency | 29 |
Variability | 47 |
Copyright | |
24 other sections not shown
Common terms and phrases
a z score alpha error alternative hypothesis ANOVA Appendix Table assumed average basis calculated called central tendency chance Chapter chi square column confidence interval correlation degrees of freedom distribution of differences distribution of means equal equation error of difference estimated standard error event example experimental extreme F ratio fall given graph height increase independent variable inferential statistics interquartile range interval data M₁ math measures of central median middlemost mode negative normal curve normal distribution null hypothesis number of scores obtained occur one-tail percentile persons platykurtic population mean post facto research predict problems random sample range rank raw score reject the null relationship represent sample groups sample means sampling distribution scale significant SOLD FREE COPY standard deviation standard deviation units stanine statistical tests statisticians subjects sum of squares table value technique Test the hypothesis tion two-tail variance zero ΣΧ