Question

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Beer shelf life is a problem for brewers and distributors because when beer is stored at room temperature. Its flavor deteriorates. When the average furfuryl ether content reaches 6 ug per liter, a typical consumer begins to taste an unpleasant chemical flavor. At a = 05, would the following sample of 12 randomly chosen bottles stored for a month convince you that the mean furfuryl ether content exceeds the taste threshhold? 8.67 8.77 6.84 8.39 7.396.34 5.195.436.936.97574 700 Click here for the Excel Data File (a) For the following hypothesis Hous 6 versus Hiu> 6. what is the value of the test statistic? (Round your answer to 3 decimal places.) Test statistic (b)What is the p-value? (Round your answer to 4 decimal places.) p-value O (c) At a = 05, we would fail to reject the null hypothesis. reject the null hypothesis.

Answer 1

solution: Hoille 6 Har es s6 let us first calculat means & s.d. x = 8.67 ton 12 og 6.97 2.024700 SV 3 07:5)? . 1-1982 . 1982 ny a) Test - stabishic = ! - 6.97 -6 17 1.1982 V12 2.804 b) p-value = [ 0.0086) 0.0086 c) 2=0.05 ; we would B Reject Ho.