1. Use software to find these probabilities for a standard normal random variable Z. Be sure to draw a picture to check your calculations.
(a) P1Z 6 1.52
(b) P1Z 7 - 12
(c) P1 I Z I 6 1.22
(d) P1 I Z I 7 0.52
(e) P1- 1 ... Z ... 1.52
2. Use software to find these probabilities for a standard normal random variable Z. Be sure to draw a picture for each to check your calculations.
(a) P1Z Ú 0.62
(b) P1Z 6 - 2.32
(c) P1- 0.8 ... Z 6 0.82
(d) P1 I Z I 7 1.52
(e) P10.3 ... Z ... 2.22