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zubka84 [21]
1 year ago
9

The weight of football players is normally distributed with a mean of 180 pounds and a standard deviation of 20 pounds. what is

the probability of a player weighing less than 215 pounds?
Mathematics
1 answer:
sertanlavr [38]1 year ago
8 0

Answer:

Given:

mu = 200 lb, the mean sigma = 25 the standard deviation

For the random variable x = 250 lb, the

z-score is z = (x - mu) / sigma = (250 - 200) / 25 = 2

From standard tables for the normal distribution, obtain

P(x < 250) = 0.977

Answer: 0.977

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