Show transcribed image text Take a Test- Andrea Montgomery – Google Chrome ì„ Secure | https://www.mathxl.com/Student/PlayerTest.aspx?testlda 167 153937¢ervin yes MAT 135C01 Intro to Statistics: MA1 FA17 (Dale Blake) Test: Module 4 Test (Chapters 8, 9, 10, 11) Time Remaining: 02.56:38 Submit Tes This Question: 1 pt 90120 (0 complete) â–¼ | This Test: 20 pts possible The average daily volume of a computer stock in2011 was μ: 35 1 lion shares according t a elables ce A stock analyst bele est atthe stock volnen 2014 is different from the 2011 level. Based on a random sample of 40 trading days in 2014, he finds the sample mean to be 27 3 million shares, with a standard deviation of s-13.7 million shares Test the hypotheses by constructing a 95% confidence interval Complete parts (a)through (c) below (a) State the hypotheses for the test Ho: | â–¼ â–¼135.1 million shares H1 â–¼ â–¼135.1 milion shares (b) Construct a 95% confidence interval about the sample mean of stocks traded in 2014 mason shares. million shares) (Use ascending order. Round to three decimal places as needed) (c) Will the researcher reject the null hypothesis? â—‹ A. Do not reject the null hypothesis because-35 1 million shares falls n he confidence interval â—‹ B. Do not reject the null hypothesis because μ-351 million shares does not fall in the confidence interval ° C. Reject the null hypothesis because-35 1 million shares fals in the confidence interval Click to select your answer(s) 0
Take a Test- Andrea Montgomery – Google Chrome ì„ Secure | https://www.mathxl.com/Student/PlayerTest.aspx?testlda 167 153937¢ervin yes MAT 135C01 Intro to Statistics: MA1 FA17 (Dale Blake) Test: Module 4 Test (Chapters 8, 9, 10, 11) Time Remaining: 02.56:38 Submit Tes This Question: 1 pt 90120 (0 complete) â–¼ | This Test: 20 pts possible The average daily volume of a computer stock in2011 was μ: 35 1 lion shares according t a elables ce A stock analyst bele est atthe stock volnen 2014 is different from the 2011 level. Based on a random sample of 40 trading days in 2014, he finds the sample mean to be 27 3 million shares, with a standard deviation of s-13.7 million shares Test the hypotheses by constructing a 95% confidence interval Complete parts (a)through (c) below (a) State the hypotheses for the test Ho: | â–¼ â–¼135.1 million shares H1 â–¼ â–¼135.1 milion shares (b) Construct a 95% confidence interval about the sample mean of stocks traded in 2014 mason shares. million shares) (Use ascending order. Round to three decimal places as needed) (c) Will the researcher reject the null hypothesis? â—‹ A. Do not reject the null hypothesis because-35 1 million shares falls n he confidence interval â—‹ B. Do not reject the null hypothesis because μ-351 million shares does not fall in the confidence interval ° C. Reject the null hypothesis because-35 1 million shares fals in the confidence interval Click to select your answer(s) 0
