This Q Assume that the paired data came from a population that is normally distr

Question

This Q Assume that the paired data came from a population that is normally distributed Using a 0.05 significance level and dx-y, lind d, s. the t test statistic, and the criscal values to test the claim that -0. 14131211713 10 12 y 10 15810 11 12 147 a-(Round to three decimal places as needed ) (Round to three decimal places as needed ) trD (Round to three decimal places as needed ) 4,2 (Round to three decimal places as needed ) Enter your answer in each of the answer boxes completion of a hypothesis test Copyright© 2010, 2007, 2004 Pearson Education, Inc

Explanation / Answer

Solution:-

d-bar = sum of differeence terms/no of differece terms

= 5/8 = 0.625

Sd = 3.623

t = (0.625 - 0)/(3.623/sqrt(8)) = 0.488

df = n - = 8 - 1 = 7

t/2 = +/- = 2.365

x y d 14 10 4 13 15 -2 12 8 4 11 10 1 7 11 -4 13 12 1 10 14 -4 12 7 5

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