Stratified Sampling Is a Statistical Technique That May Be More

question 45

Multiple Choice

Stratified sampling is a statistical technique that may be more efficient than unstratified sampling because it usually:

• A) yields a weighted sum of the strata standard deviations that is greater than the standard deviation of the population.
• B) increases the variability among items in a stratum by grouping sampling units with similar characteristics.
• C) produces an estimate having a desired level of precision with a smaller sample size.
• D) is applied to populations where many monetary errors are expected to occur.

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Definitions:

Leap Years

Years that are divisible by 4 (with the exception of years divisible by 100 but not by 400), and include an additional day in February.

Interest Computation

The process of calculating the interest payable on a loan or earned on an investment, based on the principal, rate, and time.

Maturity Date

The date on which a financial obligation must be repaid or settled in full.

Leap Years

Years that are divisible by 4 (except for years divisible by 100, unless they are also divisible by 400), having 366 days to keep the calendar year synchronized with the astronomical year.