Consider the data on wolves in Table D.9 of the Data Bank concerning body length (cm) and

Question:

Consider the data on wolves in Table D.9 of the Data Bank concerning body length (cm) and weight (lb). Calculate the correlation coefficient r and r2 for
(a) All wolves.
(b) Male wolves.
(c) Female wolves.
(d) Comment on the differences in your answers. Make a multiple scatter diagram (see Chapter 3) to clarify the situation.