[I A. There are no assumptions or conditions needed for these data. El B. The price quotes are fewer than 10% of the agent's customers. [I c. The price quotes are paired. I] D. The histogram of differences looks approximately Normal. [I E. The price quotes are from a random sample. StatCrunch Tech Help C) Time Remaining: 01:29:42 m 0) Using the information you have, discuss the assumptions and conditions for inference with these data. Select all the assumptions and conditions for inference with these data below. v ' = Quiz: M9-Ch14 Quiz Question This Quiz: 10 nts noccible Submit Quiz X Summary statistics for 10 drivers' car insurance p Graph/Chart table to the right. The accompanying table have d Mean StdDev Complete parts a through c. 799.200 229.281 The data are shown in the table below. 753.300 259.267 Local Online PriceDiff 45.9000 175.663 568 391 Click the link to view the display of the boxp 177 872 602 270 451 188 - 37 O D. The histogram would help because the sp 1229 903 326 605 677 - 72 b) The standard deviation of PriceDiff is quite a bi 1021 1270 - 249 783 703 80 Choose the correct answer below. 844 789 66 907 1008 101 712 702 10 O A. Insurance cost is based on risk, so drivers ard deviation. O B. Some of the values of PriceDiff are negati 3 1250 O C. Subtracting two random variables reduces c) Using the information you have, discuss the as 1000 2 Select all the assumptions and conditions for infe Premium ($) # of Premiums A. There are no assumptions or conditions n 750 B. The price quotes are fewer than 10% of th c. The price quotes are paired. D. The histogram of differences looks approx E. The price quotes are from a random samp Print Done StatCrunch Tech Help Time Remaining: 01:29:33 NextQuiz: M9-Ch14 Quiz Question 1 This Quiz: 10 pts possible 6)) Submit Quiz Summary statistics for 10 drivers' car insurance premiums quoted by a local agent and an online company are shown in the Q: A table to the right. The accompanying table have displays for each company's quotes and for the difference (Local - Online). Variable Count Mean Sthev Complete parts a through (=- Local 10 799.200 229.281 Online 10 753.300 259.267 PriceDiff 10 45.9000 175663 E Click the link to view the display of the boxplot and histogram for insurance premiums. a) Which of the summaries would help you decide whether the online company offers cheaper insurance? Why? ' Choose the correct answer below. 0 A. The boxplot would help because the spread of the data is important. 0 B. The histogram would help because the difference in price is important. O C. The boxplot would help because the difference in price is important. 0 D. The histogram would help because the spread of the data is important. b) The standard deviation of PriceDiff is quite a bit smaller than the standard deviation of prices quoted by either the local or online companies. Discuss why. Choose the correct answer below. 0 A. Insurance cost is based on risk, so drivers are likely to see similar quotes from each company, making the differences smaller, which leads to a smaller standard deviation. 0 B. Some of the values of PriceDiff are negative. 0 C. Subtracting two random variables reduces the standard deviation. c) Using the information you have, discuss the assumptions and conditions for inference with these data. Select all the assumptions and conditions for inference with these data below. StatCrunch Tech Help Time Remaining: 0129252 E