Answered: Calculate a 95% confidence interval…

Math

Statistics

Calculate a 95% confidence interval for μ for each of these situations. a. n=50, x=27 b. n=150, x=118 c. n=120, x=15

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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Question

A random sample of n measurements was selected from a population with unknown mean

and standard deviation

σ=35

for each of the situations in parts a through d. Calculate a

95%

confidence interval for

for each of these situations.

n=50,

x=27

n=150,

x=118

n=120,

x=15

n=120,

x=5.36

(enter your response here,enter your response here)

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