What is power analysis and how is it relevant to SPSS?

Levene's Test tells us if we have met the assumption that the two groups have approximately equal variances on the dependent variable. If. Levene's Test is ... Currently owned and developed by the IBM corporation, SPSS stands for "Statistical Product and Service Solutions," and is primarily used for statistical ... What does Cronbach's alpha mean? | SPSS FAQ. Cronbach's alpha is a measure of internal consistency, that is, how closely related a set of items are as a group. It is only meaningful for variables measured at the ordinal or interval/ratio level. Page 4. Crosstabulation Tables. “Crosstabs” are frequency distributions for ... Jul 22, 2011 ... Our outcome measure is whether or not the student achieves five or more A*-Cs (including Maths and English) and is coded as '0' for no and '1' ... and Windows based version of SPSS is the graphical interface. The availability of tool bars and drop-down menus mean most tasks can be accomplished by. Click Statistics to select the summaries, such as the Mean, that you would like. ... But SPSS will calculate a confidence interval for the mean of Y at ... SPSS MEAN Function Example. In SPSS, MEAN is pretty straightforward but there's 2 things you should know: first off, if there's any missing values, then. mean ... IBM SPSS Statistics GradPack is a single-user license for active students that provides affordable access to statistical analysis, modeling and survey research ... Long produced by SPSS Inc., it was acquired by IBM in 2009. Current versions (post 2015) have the brand name: IBM SPSS Statistics. The software name originally ...