What is the probability of selecting someone at random

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Suppose the distribution of cholesterol levels in undergraduate men is approximately Normal with mean of 190mg/dl and standard deviation of 40mg/dl.

a. What is the probability of selecting someone at random from this population who has a cholesterol value:

i. Less than 180; [2]

ii. Between 250 and 270; [3]

iii. More than 200; [2]

iv. Equals to 175.

Reference no: EM132852268

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