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In a study published in Medicine and Science in Sports and Exercise (volume 17, no. 2, page 189), the measurements of 252 men (ages

 

In a study published in Medicine and Science in Sports and Exercise (volume 17, no. 2, page 189), the measurements of 252 men (ages 22-81) were taken Of the 14 measurements taken of each man, some have significant correlations and others do not. For instance, the scatter plot at the right shows that the hip and abdomen circumferences of the men have a strong linear correlation (-0.874). The partial table shown. bere lists only the first nine rows of the data. Age Weight Height Neck Chest Abdom. (yr) (in.) (cm) (lb) 173.25 72.25 154.00 66.25 154.25 67.75 (cm) (cm) 38.5 93.6 34.0 95.8 36.2 93.1 73.50 42.1 99.6 35.5 92.1 38.0 77.50 96.6 71.25 34.4 97.3 74.75 39,0 70.75 35.7 2222 23 23 198.25 23 23 24 24 24 159.75 72.25 188.15 184.25 210.25 156,00 104.5 92.7 83.0 87.9 85.2 88.6 77.1 (a) (weight, neck) (c) (age, body fat) (e) (age, wrist) (g) (forearm, height) (i) (weight, body fat) (k) (hip, abdomen) 85.3 100.0 94,4 81.9 Hip (cm) 98.7 58.7 99.2 59,6 94.5 59.0 104.1 63.1 93.9 56.1 102.5 59.1 101.9 63.2 107.8 66.0 95.3 56.4 EXERCISES 1. Using your intuition, classify each (x,y) pair as having a weak correlation (0

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