Exercise:
Derive a gender discrimination function from age and vital capacity data by gender, which Healy used to explain covariant analysis, and validate whether the gender discrimination function is significant. If the function is significant, display the result and error rate of the function. （MJR Healy, Arch Dis Child 1995; 73: 270）
Comparative Verification Test
To perform discriminant analysis with SPSS, a module called “SPSS Modeler” is required. The usage fee is 84,800 yen (529 US dollars) per month.
EZR does not have a corresponding program.
