A variable x is normally distributed with mean 21 and standard deviation 5. Round your answers to the nearest hundredth as needed. a) Determine the z-score for x = 2 = b) Determine the z-score for x = 17. z = = 27. c) What value of x has a z-score of 1.8? X = d) What value of x has a z-score of -0.6? X = e) What value of x has a z-score of 0? x =
A variable x is normally distributed with mean 21 and standard deviation 5. Round your answers to the nearest hundredth as needed. a) Determine the z-score for x = 2 = b) Determine the z-score for x = 17. z = = 27. c) What value of x has a z-score of 1.8? X = d) What value of x has a z-score of -0.6? X = e) What value of x has a z-score of 0? x =
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:A variable x is normally distributed with mean 21 and standard deviation 5.
Round your answers to the nearest hundredth as needed.
a) Determine the z-score for x = = 27.
2 =
b) Determine the z-score for x =
2 =
c) What value of x has a z-score of 1.8?
X =
= 17.
d) What value of x has a z-score of -0.6?
x =
e) What value of x has a z-score of 0?
x =
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