MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
You wish to test the following claim (Ha) at a significance level of a = 0.05. Ho : μ = 88.3 Ha:μ #88.3 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 119 with a mean of M = 84.4 and a standard deviation of SD = 14.1. What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = + What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = The test statistic is... O in the critical region not in the critical region
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Transcribed Image Text:You wish to test the following claim (Ha) at a significance level of a = 0.05. Ho : μ = 88.3 Ha:μ #88.3 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 119 with a mean of M = 84.4 and a standard deviation of SD = 14.1. What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = + What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = The test statistic is... O in the critical region not in the critical region
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Step 1: Given data
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Step 2: Finding critical value
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Step 3: Finding Test statistic
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Step 4: Decision
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