User Guide

222
Chapter 11
More about Summarizing Data
There are many ways to summarize data. For example, to calculate medians or
percentiles, use the Frequencies procedure or the Explore procedure. Here are some
additional
methods:
 Descripti
ves.
For income, you can calculate standard scores, sometimes called
z scores. Use the Descriptives procedure and select
Save standardized values
as variables
.
 Crosstabs. You can use the Crosstabs procedure to display the relationship
between tw
o or more categorical variables.
 Summarize
procedure.
You can use the Summarize procedure to write to your
output window a listing of the actual values of age, gender, and income of the
first 25 or 50 cases.
To run the Summarize procedure, from the menus choose:
Analyze
Reports
Case Summa
ries...
Comparing M eans
The Compare Means submenu on the Analyze menu provides techniques for
displayin
g descriptive statistics and testing whether differences are significant
between two means for both independent and paired samples. You can also test
whether differences are significant among more than two independent means by
using the
One-Way ANOVA procedure.