gnments DiscussIons Quizzes Classist Grades university Resour rk Chapter 6: Prob

Question

gnments DiscussIons Quizzes Classist Grades university Resour rk Chapter 6: Problem 5 Previous Problem Problem List Next Problem (1 point) The heights of women aged 20 to 29 are approximately Normal with mean 64 inches and standard deviation 2.7 inches. Men the same age have mean height 69.3 inches with standard deviation 2.8 inches. (a) What is the z-score for a woman 64 inches tall? Z-score What is the z-score for a man 79 inches tall? z-score Note: You can earn partial credit on this problem. Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining 10 12V Emall Instructor 25

Explanation / Answer

a)

Z score at X = 64

For woman

Mean = 64

S.D. = 2.7

Z = (X - ) /
Z = (64 - 64) / 2.7

Z = 0

B)

Z score at X = 79

For Men

Mean = 69.3

S.D. = 2.8

Z = (X - ) /
Z = (79 - 69.3) / 2.8

Z = 3.46

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