In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately norm
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In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately norm
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 54.2 inches, and standard deviation of 7.9 inches. (a) What is the probability that a randomly chosen child has a height of less than 70.55 inches? P(x<70.55)= (Round your answer to 3 places after the decimal point, if necessary.) (b) What is the probability that a randomly chosen child has a height of more than 72.9 inches? P(x>72.9)= (Round your answer to 3 places after the decimal point, if necessary.)
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