7. The following data represent the daily rental for a compact automobile charged by two car rental companies, Thrifty a

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7. The following data represent the daily rental for a compact automobile charged by two car rental companies, Thrifty a

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7 The Following Data Represent The Daily Rental For A Compact Automobile Charged By Two Car Rental Companies Thrifty A 1
7 The Following Data Represent The Daily Rental For A Compact Automobile Charged By Two Car Rental Companies Thrifty A 1 (31.51 KiB) Viewed 42 times
7. The following data represent the daily rental for a compact automobile charged by two car rental companies, Thrifty and Hertz, in 10 locations City Chicago Los Angeles Houston Orlando Boston Seattle Pittsburgh Phoenix New Orleans Minneapolis Thrifty 21.81 29.89 17.90 27.98 24.61 21.96 20.90 37.75 33.81 33.49 Hertz 18.99 37.99 19.99 35.99 25.60 22.99 19.99 36.99 26.99 30.99 a) Construct a 95% Confidence interval for the mean difference between Thrifty and Hertz. b) Test whether Thrifty is less expensive that Hertz at a=0.05.
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