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16 October, 07:50

In a large city, the heights of 10-year-old children are approximately normally distributed with a mean of 53.7 inches and standard deviation of 7 inches.

(a) What is the probability that a randomly chosen 10-year-old child has a height that is less than than 38.2 inches? Round your answer to 3 decimal places.

(b) What is the probability that a randomly chosen 10-year-old child has a height that is more than 40.3 inches? Round your answer to 3 decimal places

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  1. 16 October, 08:15
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    (A) 40.67

    (B) 57.98

    Step-by-step explanation:

    I did it in my head
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