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Do Homework - Christopher Morisset Google Chrome Secure https://www.mathxl.com/Student/ aspx?homeworkld 442468533&questionld; 7&flushed-falseicld; 45887508 centerwin yes PPD502X: Statistical Foundations for Public Management and Poli Christopher Morisset | 10/28/17 3:03 AM Homework: Chapter 10 Save Score: 0 of 1 pt 5 of 7 (5 complete) HW Score: 60.54%, 4.24 of 7 pts 10.4.1 Question Help Determine the critical values for these tests of a population standard deviation. (a) A right-tailed test with 14 degrees of freedom at the = 0.05 level of significance (b) A left-tailed test for a sample of size n 29 at the 0.01 level of significance (c) A two-tailed test for a sample of size n = 27 at the =0.1 level of significance Click the icon to view a table a critical values for the Chi-Square Distribution. (a) The critical value for this right-tailed test is Round to three decimal places as needed) Enter your answer in the answer box and then click Check Answer parts remaining Clear All Check Answer 3:03 AM Type here to search 10/28/2017

Explanation / Answer

a. The t-critical value for a right-tailed test, for a significance level of =0.05 is

tc=1.761

b. The t-critical value for a left-tailed test, for a significance level of =0.01 is

tc=2.467

c. The t-critical values for a two-tailed test, for a significance level of =0.1 are

tc=1.706 and tc=1.706

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