The state test scores for 12 randomly selected high school seniors are given as follows:- 1424, 1228, 980- 700, 727, 839- 720, 749, 541- 628, 1449, 945Assume the population is normally distributed. Complete parts (a) through (c) below.**(a) Find the sample mean.**$\bar{x} = 910.8$ (Round to one decimal place as needed.)**(b) Find the sample standard deviation.**$s = 304.9$ (Round to one decimal place as needed.)**(c) Construct a 95% confidence interval for the population mean $\mu$.**A 95% confidence interval for the population mean is $(\,,\,)$. (Round to one decimal place as needed.)

The number of observations is 12.a) The formula for finding the mean is shown below:The mean is…

Answered: The state test scores for 12 randomly…

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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