How to Open a .DAT File. .DAT is a commonly used file extension for saving generic data... SPSS uses a hybrid interface, which means that you can use ... an analysis of children's school test ...

and we present a click-by-click guide for performing suitable analyses using the statistical package IBM SPSS Statistics software (SPSS). We guide readers through the analysis of a real-life data ...

For example, statisticians use a z-test for data sets with a large sample size ... like a comparative analysis involving children, parents, or siblings. The formula to compute the t-value and ...