Question: Given the normally distributed variable X with mean 18 and standard deviation 2.5, find (a) P(X < 15); (b) the value of k such that

Given the normally distributed variable X with mean 18 and standard deviation 2.5, find

(a) P(X < 15);

(b) the value of k such that P(X

(c) the value of k such that P(X>k)=0.1814;

(d) P(17

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