You wish to test the following claim (Ha) at a significance level of a = 0.002. Ho: 41 – 2 = 0 Ha: P1 - 42 < O You obtain a sample of size n1 = from the first population. You obtain a sample of size m2 = 70 with a mean of 2 = 88.7 and a standard deviation of s2 = 18.7 from the second population. 70 with a mean of ¤1 = 85.5 and a standard deviation of s1 = 15.1 **Be sure to test the variances first to determine whether or not you will need to pool.** What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = -2.927 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = -1.114 The test statistic is... O in the critical region O not in the critical region This test statistic leads to a decision to... O reject the null hypothesis O accept the null hypothesis O fail to reject the null hypothesis
You wish to test the following claim (Ha) at a significance level of a = 0.002. Ho: 41 – 2 = 0 Ha: P1 - 42 < O You obtain a sample of size n1 = from the first population. You obtain a sample of size m2 = 70 with a mean of 2 = 88.7 and a standard deviation of s2 = 18.7 from the second population. 70 with a mean of ¤1 = 85.5 and a standard deviation of s1 = 15.1 **Be sure to test the variances first to determine whether or not you will need to pool.** What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = -2.927 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = -1.114 The test statistic is... O in the critical region O not in the critical region This test statistic leads to a decision to... O reject the null hypothesis O accept the null hypothesis O fail to reject the null hypothesis
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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