Week4TeamBWProblems - Problem 1 Two boats the Prada(Italy...

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Problem 1: Two boats, the Prada (Italy) and the Oracle (USA), are competing for a The sample times in minutes for the Prada were as follows: 12.9, 12.5, 1 The sample times in minutes for the Oracle were as follows: 14.1, 14.1, At the .05 significance level, can you conclude that there is a differe Prada (Italy) Oracle (U.S.A) 12.9 14.1 12.5 14.1 11 14.2 13.3 17.4 11.2 15.8 11.4 16.7 11.6 16.1 12.3 13.3 14.2 13.4 11.3 13.6 10.8 19 x-bar = 12.17 14.5 s = 1.0562512327 2.2078887488 Data: n1 10 n2 12 x1-bar 12.17 x2-bar 14.5 s1 1.0562512327 s2 2.2078887488 (1) Formulate the hypotheses: For data analysis, the appropriate test is the t t est: two-sample assuming Explain these results to a person who knows about the t test for a si
(2) Decide the test statistic and the level of significance:
(3) State the decision Rule:
(4) Calculate the value of test statistic: