6.71 The cumulative percent distribution of population

(20–29 years) by height and sex (1988–1994) is given in table below.

a Produce a Q–Q plot for male and female heights.
b Discuss their goodness of fit for a normal distribution.
c Approximate the mean and standard deviation of these heights from the Q–Q plots.

Transcribed Image Text:

Height (inches) Male Female 56 0.6 57 0.7 58 1.2 59 3.1 60 0.1 6.3 61 0.1 11.5 62 0.5 21.8 63 1.3 34.3 64 3.4 48.9 65 6.9 62.7 66 11.7 74.0 67 20.8 84.7 68 32.0 92.4 69 46.3 96.2 70 58.7 98.6 71 70.1 99.5 2271 72 81.2 100.0 73 87.4 100.0 74 94.7 100.0 75 97.9 100.0