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Height of 10th grade boys is normally distributed with a mean of 63.5 in. and a standard deviation of 2.9 in . The area greater than the -score is the probability that a randomly selected 14- year old boy exceeds 70 in . What is the probability that a randomly selected grade boy exceeds 70 in.? Use your standard normal table​

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Answer:

Step-by-step explanation:

Use a calculator with probability distribution functions built-in:

normalcdf(70, 10000,63.5,2.9) = 0.013 (a little over 1%)

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