Statistics

Question 1

When is multiple regression used?

Answer 1

When scores on two or more X variables will be used to predict a single Y score.

Question 2

When is canonical correlation used?

Answer 2

It’s an extension of multiple regression that is appropriate when there is more than one Y variable. (Multiple regression: When scores on two or more X variables will be used to predict a single Y score.)

Question 3

When is multiple discriminant analysis used?

Answer 3

When the Y variable is nominal and two or more X variables will be used to place the examinee into a category on Y.

Question 4

When is cluster analysis used?

Answer 4

It’s used to identify or confirm homogeneous subgroups.