In Variables, enter two or more columns of numeric data to analyze. This tool calculates the correlation coefficient for each pair of variables. If you enter more than 20 columns, Minitab software will not provide a matrix plot.
C1 | C2 | C3 |
---|---|---|
Budget | Leads | Sales |
500 | 67 | 39.4 |
760 | 43 | 25.3 |
320 | 20 | 30 |
1000 | 45 | 22 |
This analysis omits rows that contain a missing value from the calculation for each pair of columns. If you calculate the correlations for more than two columns, then each correlation may include different observations, depending on which rows contain missing values.