Create a Main Effects Plot

Stat > ANOVA > Main Effects Plot

Complete the following steps to specify which columns of data to graph.

  1. In Responses, enter the column that contains the numeric data.
  2. In Factors, enter one or more columns that contain the group classifications.
In this worksheet, Corrections is the response and contains the observed number of steering corrections for each driver. Experience and Road type are the categorical factors and may explain differences in the number of steering corrections.
C1 C2 C3
Corrections Experience Road type
4 High Paved
18 Low Gravel
8 High Dirt
10 Low Paved