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Let Z be a standard normal random variable (mean = 0 and sd = 1) and...

Let Z be a standard normal random variable (mean = 0 and sd = 1) and calculate the following probabilities:

(a)    Pr(0 ≤ Z ≤ 2.68)


(b)    Pr(0 ≤ Z ≤ 2)


(c)    Pr(−2.60 ≤ Z ≤ 0)




(d)    Pr(−2.60 ≤ Z ≤ 2.60)




(e)    Pr(Z ≤ 1.26)

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