QUESTION 1 1 points Save Answer The president of a credit union wonders if the v

Question

QUESTION 1 1 points Save Answer The president of a credit union wonders if the variability of the deposits of suburban customer's account balances is greater than the variability of city customer's account balances. Choose the appropriate alternative hypothesis from the following: 1.Ha: sigman2_suburban - sigman2_city 2.Ha: sigmaa2_suburban > sigman2_city O 3. Ha: sigmaA2_suburban sigman2-city QUESTION 2 1 points Save Answer Determine and enter the numerator degrees of freedom (D1, formula 11.3) that would be used to conduct a two-tailed test of the variances for two populations where the sample size from the first population is 27 and the sample size from the second is 25. Assume the variance for the sample selected from the first population is larger and would be in the numerator when calculating the value of the test statistic F QUESTION 3 1 points Save Answer Determine the upper critical value of F for a two-tail test where the sample size for the variance (larger) in the numerator is 31, the sample size for the variance in the denominator (smaller) is 26, and alpha is 0.05. Use Excel's "FINV function, compare your answer to those in the F-Distribution tables in the book that should be closest to it, and enter your response to three decimal places (i.e. 21.123)

Explanation / Answer

1. The correct answer is: 2

Reason: this is what the question is actually trying to test.

P.S.: as per Chegg's policy, if nothing is mentioned, then only the first question is to be answered. So, kindly also mention the specific number of questiona to be answered when you post multiple questions.

Thanks!

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