Question 2 (1 point) From Chapter 3 Review Exercise #13. Numbers of flights on time and delayed are reported below for two airlines at five airports in June 1991. The table shows that Alaska Airlines outperforms America West at all five cities. Alaska Airlines America West Airlines On time Delayed Delay% On time Delayed Delay% LA 497 62 11.1% 694 117 14.4% Phoenix 221 12 5.4% 4840 415 7.9% San Diego 212 20 8.6% 383 65 14.5% San Fran. 503 102 16.9% 320 129 28.7% Seattle 1841 305 14.2% 201 61 23.3% O Total 3274 501 13.3% 6438 787 10.9% Which airline would you say is doing better regarding "on time" flights? Why? ( A) Alaska Airlines O B) America West Airlines ( C) They are doing equally well O D) Can't tell with given information Previous Page Next Page Page 2 of 5Question 1 (1 point) From Chapter 3 Review Exercise #10. A study was done on the benefit of two drugs. The results: Drug A Drug B Men Women Men Women Cured 300/400 120/200 270/300 420/700 For people overall which is the better drug? 0 A) Drug A O B) Drug B O C) They are equal 0 Di Can't tell from information given Previous Page Next Page Page 1 Of 5 Question 3 (1 point) From Chapter 7 Review Exercise #16. For Part B What height is the 70th percentile in this population? In poorer countries, growth of children can be important indicator of general levels of health and nutrition. In an article from an anthropological journal, it was suggested that the population of 5 year olds have heights approximately normally distributed with mean = 100cm and SD = 6cm. What height is the 70th percentile in this population? 0 A) .6985 O B) .52 O C) 103.12 0 D) 80.54 Previous Page Next Page Page 3 Of 5 m 0 of 5 questions saved