Use the normal distribution in Exercise 14. (a) What percent of the ACT composite scores are less

Question:

Use the normal distribution in Exercise 14.

(a) What percent of the ACT composite scores are less than 19?

(b) Out of 1500 randomly selected ACT composite scores, about how many would you expect to be greater than 21?

Exercise 14

A member is selected at random from the population represented by the graph. Find the probability that the member selected at random is from the shaded region of the graph. Assume the variable x is normally distributed. image text in transcribed

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Elementary Statistics Picturing The World

ISBN: 9780137493302

8th Edition

Authors: Ron Larson

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Question Posted: May 23, 2024 07:01 AM

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Use the normal distribution in Exercise 14. (a) What percent of the ACT composite scores are less

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ACT Composite Scores 25

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Elementary Statistics Picturing The World

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