Statistics students believe that the mean soore on a first statistics test is 65. The instructor thinks that themean score is higher. She samples 10 statistics students and obtains the scores:Grades96 6983.2696585.574.46585.566.5Test grades are believed to be normally distributed.Use a significance level of 5%.A. State the alternative hypothesis: H:Ομ< 65Ou + 65Ομ> 65B. State the mean of the sample:(Round to two decimal places.)C. State the standard error of the sample means:(Round to fourdecimal places.)D. State the test statistic: t =(Round to four decimal places.)E. State the D-value;(Round to four decimal places.)F. Decision:O Do not reject the null hypothesis.O Reject the null hypothesis.Submit Question

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Answered: stude Believe that the mean score on a…

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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