Hypotezių tikrinimas SPSS programa
Anglų namų darbas. Hypotezių tikrinimas SPSS programa.
The variable Ankle Circumference (#14) comes from file Body Fat. It has 252 observations with no values missing. In order to calculate the independent samples t-test it is required to have a dummy variable. Therefore, it is formed by taking the mean (178,9244) of the variable Weight in pounds (#4) and dividing all scores of the Ankle Circumference into two groups depending on whether they are below or above this mean.