Example 1: Calculate the biserial correlation coefficient for the data in columns A and B of Figure 1. Figure 1 – Biserial Correlation Coefficient The biserial correlation of -.06968 (cell J14) is calculated as shown in column L. Note that the value is a little more negative than the poi...
In the section, Procedure, we illustrate the SPSS Statistics procedure to perform a point-biserial correlation assuming that no assumptions have been violated. First, we set out the example we use to explain the point-biserial correlation procedure in SPSS Statistics....