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study showed that the average height of 10 individuals is 170 cm with a standard deviation of 5 cm. What is the 95% confidence interval for the population mean height?

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

Question: A study showed that the average height of 10 individuals is 170 cm with a standard deviation of 5 cm. What is the 95% confidence interval for the population mean height?

Expert Solution

Step 1

$g i v e n d a t a, n = 10 \bar{x} = 170 s = 5 C I = 0.95 α = 1 - 0.95 = 0.05 w e h a v e t o f i n d o u t t h e c o n f i d e n c e i n t e r v a l f o r t h e g i v e n d a t a .$

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