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14 A study examined the effect of protein consumption on weight gain in rats Investigators...

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14 A study examined the effect of protein consumption on weight gain in rats Investigators obtained 14 female rats and randomly assigned 7 of them to a low protein diet and the other 7 to a high protein diet After 60 days the weight gained by each rat was recorded in grams Here are the summary findings displayed as mean standard deviation Low Protein Diet 101 3 20 6 Researchers want to know if the amount of protein in the rats diet significantly affects their weight gain What are the corresponding null and alternative hypotheses a Ho HHigh Low Vs H HHigh Low b Vs H HHigh Low H Low C Ho HHigh Vs H High d Ho High Low H High 127 5 and Low 101 3 Ho High Low 127 5 and Low 101 3 Vs High Protein Diet 127 5 21 1 15 Based on the data software gives the T statistic 2 35 with df 12 Researchers want to know if the amount of protein in the rats diet significantly affects their weight gain What should they conclude at significance level 5 a Reject the alternative hypothesis b Fail to reject the alternative hypothesis c Reject the null hypothesis d Fail to reject the null hypothesis

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