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4. The fuel economy sticker on a new SUV's window sticker indicates the owner can expect 16 mpg in city driving and 20 mpg highway driving and 18 mpg overall. Accurate gasoline records for one such vehicle were kept, and a random sample of mileage per tank of gasoline was collected: I.

4. The fuel economy sticker on a new SUV's window sticker indicates the owner can expect 16 mpg in city driving and 20 mpg highway driving and 18 mpg overall. Accurate gasoline records for one such vehicle were kept, and a random sample of mileage per tank of gasoline was collected: I.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2CYU
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esc . 1 TextEdit File Edit Times New Roman Bold ! 7 Format View Window Help Hypothesis Test Assignment (1).rtf KHIDEEOD CE 4. The fuel economy sticker on a new SUV's window sticker indicates the owner can expect 16 mpg in city driving and 20 mpg highway driving and 18 mpg overall. Accurate gasoline records for one such vehicle were kept, and a random sample of mileage per tank of gasoline was collected: I. 17.6 17.7 18.1 22.0 17.0 19.4 18.9 17.4 21.0 19.2 18.3 19.1 20.7 16.7 19.4 18.2 18.4 17.1 17.4 15.8 17.9 18.0 16.3 17.5 17.3 20.4 19.1 21.0 18.1 19.0 19.6 18.9 16.8 18.2 17.6 19.1 18.0 16.8 20.9 17.9 17.7 20.3 18.6 19.0 16.5 19.4 18.6 18.6 17.3 18.7 Test whether the population average mpg is actually greater than 18 mpg using a 1% level of significance. a) State the null and alternate hypotheses. b) Would you perform a one-tailed or two-tailed test? Why? c) State the test statistic and p-value of your test. Round your values to four-decimal places. Aw NE 28 PC MacBook Air 8: *FZ 44 Q 2 W # 3 20 E F3 000 DOD $ 4 F4 R 70 % 5 FS T A 6 Y & 7 F7 U * 8 I 1 9 97% [4) Thu 10:53 PM Madelyn Barker W th on pp Ba ke 1 O 0 F10 o A P {
Transcribed Image Text:esc . 1 TextEdit File Edit Times New Roman Bold ! 7 Format View Window Help Hypothesis Test Assignment (1).rtf KHIDEEOD CE 4. The fuel economy sticker on a new SUV's window sticker indicates the owner can expect 16 mpg in city driving and 20 mpg highway driving and 18 mpg overall. Accurate gasoline records for one such vehicle were kept, and a random sample of mileage per tank of gasoline was collected: I. 17.6 17.7 18.1 22.0 17.0 19.4 18.9 17.4 21.0 19.2 18.3 19.1 20.7 16.7 19.4 18.2 18.4 17.1 17.4 15.8 17.9 18.0 16.3 17.5 17.3 20.4 19.1 21.0 18.1 19.0 19.6 18.9 16.8 18.2 17.6 19.1 18.0 16.8 20.9 17.9 17.7 20.3 18.6 19.0 16.5 19.4 18.6 18.6 17.3 18.7 Test whether the population average mpg is actually greater than 18 mpg using a 1% level of significance. a) State the null and alternate hypotheses. b) Would you perform a one-tailed or two-tailed test? Why? c) State the test statistic and p-value of your test. Round your values to four-decimal places. Aw NE 28 PC MacBook Air 8: *FZ 44 Q 2 W # 3 20 E F3 000 DOD $ 4 F4 R 70 % 5 FS T A 6 Y & 7 F7 U * 8 I 1 9 97% [4) Thu 10:53 PM Madelyn Barker W th on pp Ba ke 1 O 0 F10 o A P {
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