- 24 - Section 6.3 Inference for a Difference in Proportions Question 12 of 19 > - 11 5 Question List X View Policies Current Attempt in Progress Question 1 0.5 / 1 Multipart Partially correct Table 1 gives flight arrival numbers from a random sample of flights for two airlines. Question 2 0.5 / 1 Multipart ) Partially correct On- Early Late Total time Question 3 /1 Airline Multipart Correct 133 416 152 701 1 Airline Question 4 1 1 58 354 38 500 2 Multipart Correct Total 191 770 240 1201 Question 5 Math Fill in the Blank Not started Table 1 Arrival times for two airlines Question 6 - /1 Test whether there is a difference between the two airlines in the percent of flights that arrive late. Math Fill in the Not started Question 7 1/1 (a) Find the relevant sample proportions in each group and the pooled proportion. Math Fill in the Blank Correct Round your answers to three decimal places, if necessary. Question 8 0.33 / 1 P 1= i Math Fill in the Blank O Partially correct P 2 = i Question 9 0.78 / 1 Multipart Partially correct p Question 10 1/1 Multipart Correct eTextbook and Media Question 11 /1 Multipart Not started (b) State the null and alternative hypotheses. Viewing /1 Question 12 Not started Multipart : = : :: p :: P1 :: p2 : - :: p : x1 Question 13 /1 :: 2 :: p :: P1 :: p2 Multipart Not started Question 14 Ho: VS Ha: Multipart Not started Question 15 /1 Multipart Not started e Textbook and Media Question 16 /1 Multiple Choice Not started Question 17 -/1 (c) Give the test statistic and the p-value. Math Fill in the Blank Not started Round your answer for the test statistic to two decimal places and your answer for the p-value to three decimal places. Question 18 /1 test statistic = i Math Fill in the Blank Not started p-value = i Question 19 /1 Math Fill in the Blank Not started What is the conclusion? Ho at a 5 % level. Ho at a 10 % level. e Textbook and Media Save for Later Attempts: 0 of 4 used Submit