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A B C D E F G H H Population 1 Population 2 2 24.2 23.0 3 26.1 21.7 4 28.8 32.7 5 30.1 20.7

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A B C D E F G H H Population 1 Population 2 2 24.2 23.0 3 26.1 21.7 4 28.8 32.7 5 30.1 20.7 Population 1 drove Nissan Maximas with the air 6 24.6 31.1 conditioning on and Population 2 drove Nissan 29.1 19.6 Maximas with the air conditioning off. The values are 8 28.2 26.5 their MPGs. 9 27.4 21.1 10 28.3 20.6 11 27.9 27.2 12 26.8 13 14Question 22 0.1 pts Suppose you want to show that population 1 has a mean fuel economy (MPG) that is more than 0.1 MPG better (here, more is better) than the mean of population 2. What is the appropriate null hypothesis? Hint: think in terms of what null hypothesis you would need to reject in order to nd support for what you are trying to show. 0 H0: mu1=mu2 + .01. O H0:mu1

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