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On the basis of the above OLS result, the EPA claims that for 100 pounds taken out of the vehicle, the fuel efficiency as measured
On the basis of the above OLS result, the EPA claims that for 100 pounds taken out of the vehicle, the fuel efficiency as measured by MPG is increased at least by extra 1 miles. Test this claim at 5% significance level: H0 : -0.01 vs. : H1 : > -0.01 Can we reject the EPA claim (that is, H0) at 5% significance level? (a) Yes (b) No (c) We don't have enough information to decide
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