Cource Home P CH 10 Test - Google Chrome 0 X mylab.pearson.com/Student/PlayerTest.aspx?testId=239619508¢erwin=yes MTH 252 WEB Spring 2022 James Scorpio 04/12/22 7:43 AM ? This test: 10 point(s) = Test: CH 10 Test Question 2 of 10 possible This question: 1 Submit test point(s) possible 2009 2010 Sample mean $610.51 $541.99 The table to the right shows the average back-to-school spending of households randomly sampled in 2009 and Sample size 36 40 2010, along with the population standard deviations and sample sizes for each sample. Population standard $150 $140 deviation a. Perform a hypothesis test using a = 0. 10 to determine if the average household back-to-school spending in 2009 was different than it was in 2010 b. Determine the p-value and interpret the results. View by CHILD SAT a. Identify the null and alternative hypotheses. Let population 1 = household back-to-school spending in 2009 and let population 2 = household back-to-school spending in 2010. Choose the correct answer below. 16 O A. HO- H1 - H250 OB. HO H1 H2 20 H 1: 1 1 - H2 > 0 H1 1 H250 O C. HO H1 - H2= 0 OD. HO H1 - H2 0 H1:Hy- 12# 0 H1 1 - 12= 0 23 Calculate the test statistic. The test statistic is (Round to two decimal places as needed.) Determine the appropriate critical value(s). The critical value(s) is(are) (Use a comma to separate answers as needed. Round to three decimal places as needed.) Next to home fioend f12Pgan pri sc insert delete pau 96 5 backspace R T D F K N M