r last submission is used for your score. [0/7.14 Points] DETAILS PREVIOUS ANSWERS You may need to use the appropriate appendix table to answer this question. Given that z is a standard normal random variable, compute the following probabilities. (Round your answers to four decimal places.) (a) P(-1.98 s z s 0.47) X (b) P(0.54 S z S 1.22) (c) P(-1.55 S z S -1.02) Need Help? Read It Watch It Master It