Question

Let Z be a standard normal random variable and calculate the following probabilities, drawing pictures wherever appropriate. (Round your answers to four decimal places.)

(a)    P(0 ≤ Z ≤ 2.97)


(b)    P(0 ≤ Z ≤ 2)

(c)    P(−2.50 ≤ Z ≤ 0)

(d)    P(−2.50 ≤ Z ≤ 2.50)

(e)    P(Z ≤ 1.03)


(f)    P(−1.75 ≤ Z)

(g)    P(−1.50 ≤ Z ≤ 2.00)

(h)    P(1.03 ≤ Z ≤ 2.50)


(i)    P(1.50 ≤ Z)


(j)    P(|Z| ≤ 2.50)

Answer 1