(Dashboard X 5 Question 7 - Chapter 5 Homewor X G A police officer is concerned abo x + X C ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252FIms.mheducation.com%252Fmghmiddleware%252F. Chapter 5 Homework Saved Help Save & Exit Submit Check my work 7 A police officer is concerned about speeds on a certain section of Interstate 90. The data accompanying this exercise show the speeds of 40 cars on a Saturday afternoon. (You may find it useful to reference the t table.) 10 Click here for the Excel Data File points a. The speed limit on this portion of Interstate 90 is 66 mph. Specify the competing hypotheses in order to determine if the average speed of cars on Interstate 90 is greater than the speed limit. eBook Print O HO: H = 66; HA: H = 66 References O HO: H 2 66; HA: H 66 b-1. Calculate the value of the test statistic. (Round final answer to 3 decimal places.) Test statistic Mc Graw Hill M 31 Oct 12 6:45 1 9 0(Dashboard X 5 Question 7 - Chapter 5 Homewor X G A police officer is concerned abo x + X C ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252FIms.mheducation.com%252Fmghmiddleware%252F.. Chapter 5 Homework i Saved Help Save & Exit Submit Check my work 7 b-2. Find the p-value. O p-value Hill M 31 Oct 12 6:45 1 9 0