We select AGE as metric variable and MARITAL STATUS as a nominal variable.
Statistical assumptions: to calculate measures of central tendency and variation the data must be at least interval or ratio, do not have extreme values and not skewed too much.We want to calculate measures of central tendency and dispersion for age variable by marital status:
EXAMINE VARIABLES=AGE BY MARITAL /PLOT BOXPLOT /COMPARE GROUP /STATISTICS DESCRIPTIVES /CINTERVAL 95 /MISSING LISTWISE /NOTOTAL.And we add a box plot to describe the data
The data shows the following: The most often widowed pairs are those who are older than 60 years. Those who were never married are from 20 to 40 years, 31 years old on average. The statistics of married are generally similar to divorced – these people are from 40 to 60 years old with a mean Continue reading...