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Question 55

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Use the following to answer questions
A researcher wanted to determine if using an octane booster would increase gasoline mileage. A random sample of seven cars was selected; the cars were driven for two weeks without the booster and two weeks with the booster. Use the definitions of X1 and X2 as given in the table. Consequently, D = X1-X2. Use the following to answer questions A researcher wanted to determine if using an octane booster would increase gasoline mileage. A random sample of seven cars was selected; the cars were driven for two weeks without the booster and two weeks with the booster. Use the definitions of X<sub>1</sub> and X<sub>2</sub> as given in the table. Consequently, D = X<sub>1</sub>-X<sub>2</sub>. -State the alternative hypothesis? A) B) C) D)
-State the alternative hypothesis?


A) Use the following to answer questions A researcher wanted to determine if using an octane booster would increase gasoline mileage. A random sample of seven cars was selected; the cars were driven for two weeks without the booster and two weeks with the booster. Use the definitions of X<sub>1</sub> and X<sub>2</sub> as given in the table. Consequently, D = X<sub>1</sub>-X<sub>2</sub>. -State the alternative hypothesis? A) B) C) D)
B) Use the following to answer questions A researcher wanted to determine if using an octane booster would increase gasoline mileage. A random sample of seven cars was selected; the cars were driven for two weeks without the booster and two weeks with the booster. Use the definitions of X<sub>1</sub> and X<sub>2</sub> as given in the table. Consequently, D = X<sub>1</sub>-X<sub>2</sub>. -State the alternative hypothesis? A) B) C) D)
C) Use the following to answer questions A researcher wanted to determine if using an octane booster would increase gasoline mileage. A random sample of seven cars was selected; the cars were driven for two weeks without the booster and two weeks with the booster. Use the definitions of X<sub>1</sub> and X<sub>2</sub> as given in the table. Consequently, D = X<sub>1</sub>-X<sub>2</sub>. -State the alternative hypothesis? A) B) C) D)
D) Use the following to answer questions A researcher wanted to determine if using an octane booster would increase gasoline mileage. A random sample of seven cars was selected; the cars were driven for two weeks without the booster and two weeks with the booster. Use the definitions of X<sub>1</sub> and X<sub>2</sub> as given in the table. Consequently, D = X<sub>1</sub>-X<sub>2</sub>. -State the alternative hypothesis? A) B) C) D)

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