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The average gaspline price of one of the major oll companies has been 52.80 per galion. Because of cont reduction measures, it is beleved that

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The average gaspline price of one of the major oll companies has been 52.80 per galion. Because of cont reduction measures, it is beleved that there fas been a significant reduction in the aversge price. In order to timst this beief, we randomiy selected a sample of 16 of the companvs gas stations and determined that the average price for the stotions in the sample was s2.71. Assume that the itancare oeviation of the pepulation (c) is $0.17. (a) State the till and the aternative hypotseses (in dollars). (Enter 1= for + as needed). (b) Comoute the test stanstic. (heound your antaer to tro secimal places.) (6) What is the p-value associated with the above umple rewes? (hoond veur asaner to tour decimat places.). p-value * (a) Using a=0.05, tes the conparyrs daim Do not reject He There is insumident evidence that the average proe nal been teduced Do not relect H0. There is wercent evidence trat tre terage price has been reduced. Aefect H0. There is wifficient evidence that the averege seice has been reduced. fleject H9. There is insumicent eviderce that the average enice has been reductd

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