In Which of the Following Situations Does the Rule for Sample

question 35

Multiple Choice

In which of the following situations does the rule for sample proportions apply?

• A)A pollster takes a random sample of 1,000 Americans and asks their opinion on the President (approve/disapprove/neutral).He is interested in the percentage who approve of the President.
• B)You want to know whether or not people like the new CD by your favorite artist.You ask 5 people and record the percentage who say they like it.
• C)A researcher weighs the same newborn baby each week for one year, and records whether or not the child is within the normal weight range.At the end of the year, he records the percentage of times that the child was within the normal weight range.
• D)All of the above.

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Definitions:

Debt

Money owed by one party to another, under conditions of repayment often including interest.

Book Value

The net value of a company's assets minus its liabilities, often used to assess a company's worth from a financial statement perspective.

Capital Accounts

Financial records that show the capital contributions, withdrawals, and earnings of owners in a company.

Cost of Capital

The rate of return a company must offer investors to entice them to invest, reflecting the risk of the investment alongside the return.