A Technical Support Call Center Works Every Day, Including Weekends

question 18

Multiple Choice

A technical support call center works every day, including weekends and public holidays. In order to test the expediency of working in weekends and public holidays, it is necessary to compare the intensity of calls coming to the call center within one working hour on a working day, on a weekend and on a public holiday. Three random samples of the numbers of calls received during an hour for working days, weekends and holidays were randomly generated. These samples can be considered representative for the population. The summary data are presented below. ​ Carry out an ANOVA F test and interpret the results using the 95% confidence level.
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• A) , , , and P-value is less than 0.05.We reject the null hypothesis and can conclude that the average number of calls is not the same for different types of days.
• B) , , , and P-value is greater than 0.05.We do not reject the null hypothesis and can conclude that the average number of calls is the same for different types of days.
• C) , , , and P-value is less than 0.05.We reject the null hypothesis and can conclude that the average number of calls is not the same for different types of days.
• D) , , , and P-value is greater than 0.05.We do not reject the null hypothesis and can conclude that the average number of calls is the same for different types of days.

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Definitions:

FUTA Tax Payable

A liability representing the federal unemployment tax that employers must pay on behalf of their employees to the IRS.

Payroll Tax Expense

The cost incurred by employers for taxes assessed on employee wages, including social security and medicare taxes.

Payroll Checking

A dedicated bank account used by businesses specifically for managing and issuing payroll to employees.

Contra-Asset

An account on the balance sheet that reduces the value of an associated asset, such as accumulated depreciation.