SOLUTION: Suppose the weights of 2000 male students are normally distributed with mean = 155lb and standard deviation = 20 lb. Find the number of students with weights not more than

Question 842598: Suppose the weights of 2000 male students are normally distributed with mean = 155lb and standard deviation = 20 lb. Find the number of students with
weights not more than 100 lb.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi

Using TI Caculator

The syntax is normalcdf(smaller, larger, �, σ).

P(x ≤ 100)= normalcdf(-9999, 100, 155 , 20).

Note: The -9999 is used as the smaller value to be at least 5 standard deviations from the mean. 

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