The weights of the 100 boys in the boy scout troop 829 are, Ask an Expert

Statistics

The weights of the 100 boys in the Boy Scout Troop 829 are normally distributed with a mean of 170 pounds and a standard deviation of 5 pounds.

a. What is the probability that a boy picked at random weighs less than 165 pounds?

b. How many boys would you expect to weigh between 161 and 173 pounds?

c. Find the 96th percentile.

d. Find the cutoff values which represents the middle 80% of their weight.

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Category:- Statistics and Probability
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