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(Solved): Let Z be a standard normal random variable and calculate the following probabilities, drawing pictu ...
Let be a standard normal random variable and calculate the following probabilities, drawing pictures wherever appropriate. (Round your answers to four decimal places.) (a) (b) (c) (d) (e) (f) (g) (h) (i) (j) 0.0791
Expert Answer
(a) P(0?Z?2.67)=P(Z?2.67)?P(Z?0)=0.9962?0.5000=0.4962(b) P(0?Z?2)=P(Z?2)?P(Z?0)=0.9772?0.5000=0.4772(c)P(?2.70?Z?0)=P(Z?0)?P(Z??2.7