Given a Normally distributed population with a mean of 175 and a standard deviation of 40 find x such that Pr(X < x) = 0.749. (Please round your answer to one decimal place, e.g. 0.6.) 2. Given a normally distributed random variable X with a mean of 175 and a standard deviation of 40, find x such that Pr(X > x) = 0.817. (Please round your answer to one decimal place, e.g. 0.6.)  3. Given a sample with a mean of 151 and a standard deviation of 27, find x such that Pr(X > x) = 0.387. Round your answer to two decimal places, e.g. 22.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

1. Given a Normally distributed population with a mean of 175 and a standard deviation of 40 find x such that Pr(X < x) = 0.749. (Please round your answer to one decimal place, e.g. 0.6.)

2. Given a normally distributed random variable X with a mean of 175 and a standard deviation of 40, find x such that Pr(X > x) = 0.817. (Please round your answer to one decimal place, e.g. 0.6.) 

3. Given a sample with a mean of 151 and a standard deviation of 27, find x such that Pr(X > x) = 0.387. Round your answer to two decimal places, e.g. 22.96. 

4. Given a normal random variable X with a mean of 196 and a standard deviation of 20, find x such that Pr(X > x) = 0.384. (Please round your answer to one decimal place, e.g. 0.6.)

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman