Given that a normal variable has a mean of 10 and a variance of 25, calculate the
Question:
Given that a normal variable has a mean of 10 and a variance of 25, calculate the probability that a member chosen at random is:
(a) ≥ 11,
(b) ≤ 11,
(c) ≤ 5,
(d) ≥ 5,
(e) between 5 and 11.
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