Mean, = 17
Variance, = 4
-> Standard deviation, = 2
Thus,
->
(a) P{(X-17)/2 < -1.5} = 0.0668
(b) P{-1.25 < (X-17)/2 < .5} = 0.5859
(c) P{(X-17)/2 < 2} = 0.9772
3) Suppose X is a Normal RV with mean = 17 and variance = 4. Note...
2) Suppose X is a Normal RV with mean = 17 and variance = 4. Find (a) P(X < 14) (b) P(14.5 < X < 18) (c) P(X < 11 or X > 17) (d) P(X < 11 and X > 17)
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