The SPSS data “Age and fat” contains data from Mazess et al (1984)* research which investigated a new method of measuring body composition. It gives the body fat percentage, age and gender for 18 normal adults between the ages of 23 and 61 years. Are age and % fat related, and if so, in what way?

* Mazess RB, Peppler WW and Gibbons M (1984) Total body composition by dual-photon (153Gd) absorptiometry, American Journal of Clinical Nutrition, 40, 834-839.