User Guide

85
Examining Summ
ary Statistics for Individual Variables
E
Deselect Display frequency tables in the main dialog box. (Frequency tables are usually
not useful for scale variables since there may be almost as many distinct values as
there are ca
ses in the data file.)
E Click OK to
run the procedure.
The Frequenc
ies Statistics table is displayed in the Viewer window.
Figure 5-8
Frequencies Statistics table
In this example, there is a large difference between the mean and the median, with the
mean bei
ng more than 25,000 greater than the median. This indicates that the values
are not normally distributed. We can visually check the distribution with a histogram.