Frieda is 67 inches tall and weighs 135 pounds. Women her age have a mean height of 65 inches with a standard deviation of 2.5 inches and a mean weight of 125 pounds with a standard deviation of 10 pounds. In relative terms, it is correct to say that:
A)Frieda is taller and thinner than women in her age group.
B)for this group of women, weight has greater variation than height.
C)Frieda's height is more unusual than her weight.
D)the variation coefficient exceeds 10 percent for both height and weight.

Question

Quizplus · Accepted Answer

Frieda's height is more unusual than her weight because her z-score for height is 0.8, which is greater than her z-score for weight, which is 0.6.

Frieda Is 67 Inches Tall and Weighs 135 Pounds