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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 38

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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
In a recent survey,250 adults were asked about their monthly expenditures (in dollars)on the lottery.In addition,data were collected about the number of years of education they had.A simple regression was run,and the following results were obtained: b0 = 35.6,b1 = -2.37,s THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: In a recent survey,250 adults were asked about their monthly expenditures (in dollars)on the lottery.In addition,data were collected about the number of years of education they had.A simple regression was run,and the following results were obtained: b<sub>0</sub> = 35.6,b<sub>1</sub> = -2.37,s = 18.9,and s = 1.28. -Test H<sub>0</sub> : β<sub>1</sub> = 0 vs.H<sub>a</sub> : β<sub>1</sub> < 0 at α = 0.05
= 18.9,and s THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: In a recent survey,250 adults were asked about their monthly expenditures (in dollars)on the lottery.In addition,data were collected about the number of years of education they had.A simple regression was run,and the following results were obtained: b<sub>0</sub> = 35.6,b<sub>1</sub> = -2.37,s = 18.9,and s = 1.28. -Test H<sub>0</sub> : β<sub>1</sub> = 0 vs.H<sub>a</sub> : β<sub>1</sub> < 0 at α = 0.05
= 1.28.
-Test H0 : β1 = 0 vs.Ha : β1 < 0 at α = 0.05

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t = blured image
= - blured image
= -1.85
Reject H0 if t = -tn-2,α = ...

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