the sample for a study exhibits undercoverage...
the sample for a study exhibits undercoverage bias. select the statement that best describes the bias in the study.\nthere are not enough subjects in the sample.\nmany of the subjects in the study did not answer every question on the survey.\nthe subjects in the study are not representative of the population, because some members of the population were not able to participate in the study.\nthe subjects in the study are not representative of the population, because some members of the population refused to take part in the study.
Answer
# Brief Explanations:
Undercoverage bias occurs when some members of the population are left out of the sampling process and thus cannot be part of the sample. The third option describes a situation where some members of the population were not able to participate in the study, which is undercoverage bias. The first option is about sample - size issue, the second is non - response bias, and the fourth is voluntary non - participation which is also non - response bias.
# Answer:
The subjects in the study are not representative of the population, because some members of the population were not able to participate in the study.