A Study Was Conducted to Determine If the Variances of Librarian

question 37

Essay

A study was conducted to determine if the variances of librarian salaries from two neighboring cities wereequal. A sample of 25 librarians from each city was selected. The first city had a standard deviation of s1 =$3220, and the second city had a standard deviation s2 = $2940. Test the hypothesis that the variances of thesalaries from both cities are equal. Use α = 0.05 Assume the samples were randomly selected from normalpopulations.

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Definitions:

Cashier's Check

A check issued by a bank, drawing on its own funds rather than that of a personal account holder, guaranteeing payment to the payee.

Bank Liability

The legal obligations or debts that a bank is responsible for, such as deposits and loans.

Skillfully Altered

Modified or changed in a way that demonstrates a high level of expertise or craftsmanship.

Drawer's Account

The bank account on which a check is drawn; the account belonging to the individual who has written the check.