An Analysis of Variance Is Used to Evaluate the Mean

question 64

Multiple Choice

An analysis of variance is used to evaluate the mean differences for a research study comparing four treatments with a separate sample of n = 8 in each treatment.If the data produce an F-ratio of F = 4.60,which of the following is the correct statistical decision?

• A)Reject the null hypothesis with α = .05 but not with α = .01
• B)Reject the null hypothesis with either α = .05 or α = .01
• C)Fail to reject the null hypothesis with either α = .05 or α = .01
• D)There is not enough information to make a statistical decision

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Definitions:

Step-Down Method

A method used in accounting to allocate service department costs to producing departments based on a hierarchy or sequence of steps.

Service Department Costs

Expenses associated with departments that support the production process but do not directly contribute to the actual production of goods or services.

Employee Time

The recorded hours worked by employees, often used for productivity analysis, payroll, and scheduling purposes.

Space Occupied

Refers to the area utilized by a company for its operations, including manufacturing, storage, or office space.