Irfan Ahmed, PhD

DESCRIPTIVE STATISTICS Analyses often begin by examining basic descriptive-level information about data. The most common and useful descriptive statistics are Mean Median Mode Frequency Quartiles Sum Variance Standard deviation Minimum/Maximum Range Note: All of these are appropriate for continuous variables, and frequency and mode are also appropriate for categorical variables. If you just want to obtain the mean and standard deviation for a set of variables Choose Analyze   then goto Descriptive Statistics then goto Descriptives. Move the variables of interest to the Variable(s) box. Click the OK button. If you want to obtain any other statistics Choose Analyze then goto Descriptive Statistics then goto Frequencies. Move the variables of interest to the Variable(s) box Click the Statistics button. Check the boxes next to the statistics you want. Click the Continue button. Click the OK button.