Research Is Conducted Regarding the Average Age at Retirement for Four

question 12

Multiple Choice

Research is conducted regarding the average age at retirement for four career groups.To test whether there is a relationship between age of retirement and career in these groups,700 employees,recently retired,are randomly selected.The resulting data are displayed in the contingency table below.
How many degrees of freedom are there for the chi-square test statistic?

• A)12
• B)9
• C)16
• D)20
• E)25

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Definitions:

SUTA

State Unemployment Tax Act; a type of payroll tax that employers pay to their state to fund the state's unemployment insurance program.

State Rate

Often refers to the interest rate or tax rate set by individual states, which can vary from one state to another.

FUTA

The Federal Unemployment Tax Act, legislation that funds unemployment compensation programs in the United States.

SUTA

State Unemployment Tax Act, a payroll tax paid by employers to fund state unemployment insurance programs.