need heelp

MC Qu. 97 Here is an Excel ANOVA table... Here is an Excel ANOVA table that summarizes the results of an experiment to assess the effects of ambient noise level and plant location on worker productivity. The test used a = .05. Source of Variation 55 df MS F P-value F crit Plant location 3.0075 1. 0025 2.561 0. 1199 3.862 8. 4075 O WW Noise level 2. 8025 7.160 0. 0093 3.863 Error 3.5225 0. 3914 Total 14.9375 Is the effect of plant location significant at a = .05? Multiple Choice O Yes No O Need more information to sayMC Qu. 72 Guidelines for the Jolly Blue Giant Health... Guidelines for the Jolly Blue Giant Health Insurance Company say that the average hospitalization for a triple hernia operation should not exceed 30 hours. A diligent auditor studied records of 16 randomly chosen triple hernia operations at Hackmore Hospital and found a mean hospital stay of 40 hours with a standard deviation of 20 hours. "Aha!" she cried, "the average stay exceeds the guideline." The p-value for a right-tailed test of her hypothesis is Multiple Choice O between .05 and .10. O between .025 and .05. O between .01 and .025. O less than .01.Chapter Exercise 9 A digital camcorder repair service has set a goal not to exceed an average of 5 working days from the time the unit is brought in to the time repairs are completed. A random sample of 12 repair records showed the following repair times (in days): 9, 2, 5, 1, 5, 4, 7, 5, 11, 3, 7, 2. Click here for the Excel Data File (a) He: M$ 5 days versus H1: / > 5 days. At a = .05, choose the right option. a. Reject Ho if tcalc > 1.796 b. Reject He if tcalc 0 b. He: ,UN pg 2 0 versus H11pNp5