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d) Calculate the area between z = -1.25 and z = 1. 35 e) Find the z - score for which the area to the left is .975 ) Find the z – score for which the area to the right is .05

d) Calculate the area between z = -1.25 and z = 1. 35 e) Find the z - score for which the area to the left is .975 ) Find the z – score for which the area to the right is .05

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) Let Z = N(0,1) be the standard normal variable a) Calculate the area to the left of z = 2. 25 b) Calculate the probability P(X >-1,89) c) Calcualte the proabilility P(X > 4) and P(X >-3.8) d) Calculate the area between z = -1.25 and z = 1. 35 e) Find the z - score for which the area to the left is .975 ) Find the z– score for which the area to the right is .05 g) Find the 40th percentile h) Find the interquartile range
Transcribed Image Text:1) Let Z = N(0,1) be the standard normal variable a) Calculate the area to the left of z = 2. 25 b) Calculate the probability P(X >-1,89) c) Calcualte the proabilility P(X > 4) and P(X >-3.8) d) Calculate the area between z = -1.25 and z = 1. 35 e) Find the z - score for which the area to the left is .975 ) Find the z– score for which the area to the right is .05 g) Find the 40th percentile h) Find the interquartile range
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