Which of the Following Is Not a Proper Sample Space

question 33

Multiple Choice

Which of the following is not a proper sample space when all undergraduates at a university are considered?

• A) S = {in-state, out-of-state}
• B) S = {freshmen, sophomores}
• C) S = {age under 21, age 21 or over}
• D) S = {a business major, not a business major}

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Definitions:

Operating Income

Profit realized from a business's core operations, excluding deductions of interest and taxes.

Cash Payback

A method used to evaluate the investment efficiency or the time period required to recoup the cost of an investment in cash flows.

Automatic Insertion Machine

Machinery used in manufacturing processes to automatically place components onto printed circuit boards or into other assembly units.

Average Rate of Return

A financial ratio used to evaluate the profitability of an investment, calculated by dividing the average annual profit by the initial investment cost, typically expressed as a percentage.