Under what conditions would the answers to (b) and (c) of Exercise 6.7 be equal? Exercise 6.7

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Under what conditions would the answers to

(b) and

(c) of Exercise 6.7 be equal?

Exercise 6.7

A set of reading scores for fourth{grade children has a mean of 25 and a standard deviation of 5. A set of scores for ninth{grade children has a mean of 30 and a standard deviation of 10.

Assume that the distributions are normal.

a) Draw a rough sketch of these data, putting both groups in the same figure.

b) What percentage of fourth graders score better than the average ninth grader?

c) What percentage of the ninth graders score worse than the average fourth grader?

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Fundamental Statistics For The Behavioral Sciences

ISBN: 9781305652972

9th Edition

Authors: David C. Howell

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Question Posted: Apr 28, 2024 08:00 AM

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Under what conditions would the answers to (b) and (c) of Exercise 6.7 be equal? Exercise 6.7

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Fundamental Statistics For The Behavioral Sciences

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