Just need help with section (a-3) and (b-3) Here is the problem: Examine the dat

Question

Just need help with section (a-3) and (b-3)

Here is the problem:

Examine the data below showing the weights (in pounds) of randomly selected checked bags for an airline's flights on the same day Domestic (15 bags) 37 International (10 bags) 39 47 48 28 29 36 43 42 32 46 39 69 34 38 29 43 39 62 39 lic or (a- Does the evidence convince you that the mean weight of international bags is greater? Select the 1) appropriate hypotheses -At = .05, what is the decision rule? Assume unequal variances. Use the quick rule for degrees of 2) freedom a. Reject the null hypothesis if tcalc > 1.833 (9 df.) b. Reject the null hypothesis if tcalc 1.833 (9 df.) (a-Assume unequal variances. What is the test statistic? (Round the values of and 2 bar to 2 3) decimal places and (s1)2 and (S2)2to 4 decimal places. Round your answer to 4 decimal places.) Test statistic

Explanation / Answer

Answer- (a-3) When assume unequal variable the test static is 3.1628

and,

Answer- (b-3) The test static is 6.74

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