A Researcher Has Interviewed 15 Participants

question 6

Multiple Choice

A researcher has interviewed 15 participants. During the last five interviews, the researcher has received confirmation of information gathered in the earlier interviews but has not gained any new information. Which conclusion by the researcher is most reasonable?

• A) Data overload has occurred, and the last five interviews can be discarded.
• B) Data saturation has been reached, and the researcher does not need to keep conducting interviews.
• C) Data are becoming stale, and the researcher needs to find new questions to ask future interview candidates.
• D) Data collection is still yielding important information and should continue until the researcher runs out of interview candidates.

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Definitions:

Real Interest Rate

The rate of interest an investor expects to receive after allowing for inflation, showing the real gain of an investment.

After-tax Real Rate

The actual income rate of return on an investment, after accounting for inflation and taxes.

After-tax Real Rate

The after-tax real rate is the interest rate that remains after adjusting for both taxes and inflation, showing the real earning power of money over time.

Real Interest Rate

The effective interest rate once inflation is considered, showcasing the authentic expense of borrowing and the legitimate earnings for investors.