Which of the Following Statements About Intrauterine Devices (IUDs)is True

question 51

Multiple Choice

Which of the following statements about intrauterine devices (IUDs) is true?

• A) IUDs provide a permanent, irreversible form of contraception for women.
• B) IUDs are highly effective at preventing pregnancy and require little maintenance after they are in place.
• C) An IUD can be purchased from a pharmacy and placed by a woman prior to intercourse.
• D) Spermicide should be used with an IUD.

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Definitions:

Relative Frequency Distributions

A representation of the number of times each value occurs relative to the total number of values in a data set.

Specified Median

A particular or defined median value within a dataset, often set as a target or comparison benchmark.

Z-Test Approximation

A statistical method used to determine if there is a significant difference between a sample mean and a population mean, applicable when the sample size is large and the population variance is known.

Matched-Pairs Sampling

A sampling technique in which subjects are paired based on certain characteristics, and each pair is treated differently to examine the effect of a variable, minimizing variability among subjects.