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1. 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 ≤ z ≤ 0.47)   (b) P(0.52 ≤ z ≤ 1.22)   (c) P(−1.75 ≤ z ≤ −1.04)

1. 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 ≤ z ≤ 0.47)   (b) P(0.52 ≤ z ≤ 1.22)   (c) P(−1.75 ≤ z ≤ −1.04)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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1. 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 ≤ z ≤ 0.47)
 
(b) P(0.52 ≤ z ≤ 1.22)
 
(c) P(−1.75 ≤ z ≤ −1.04)
 
 
2. You may need to use the appropriate appendix table to answer this question.
Given that z is a standard normal random variable, find z for each situation. (Round your answers to two decimal places.)
 
(a) The area to the left of z is 0.2420.
 
(b) The area between −z and z is 0.9534.
 
(c) The area between −z and z is 0.2052.
 
(d) The area to the left of z is 0.9952.
 
(e) The area to the right of z is 0.6179.
 
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