In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 56.4 inches, and standard deviation of 4 inches. A) What is the probability that a randomly chosen child has a height of less than 46.7 inches? Answer= (Round your answer to 3 decimal places.) B) What is the probability that a randomly chosen child has a height of more than 57.5 inches? Answer= (Round your answer to 3 decimal places.)

A First Course in Probability (10th Edition)
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ISBN:9780134753119
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Chapter1: Combinatorial Analysis
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1. In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 56.4 inches, and standard deviation of 4 inches.

A) What is the probability that a randomly chosen child has a height of less than 46.7 inches?

Answer= (Round your answer to 3 decimal places.)

B) What is the probability that a randomly chosen child has a height of more than 57.5 inches?

Answer= (Round your answer to 3 decimal places.)

2. In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 55.1 inches, and standard deviation of 6.3 inches.

What is the probability that the height of a randomly chosen child is between 62.05 and 66.85 inches? Do not round until you get your your final answer, and then round to 3 decimal places.

Answer=
 (Round your answer to 3 decimal places.)

3. 

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