Answer:
4. . Selecting a biased sample
Explanation:
A bias sample is a type of sample that has characteristics noticeably different from those of the population.
The bias sample selection procedure always favors the selection of some individuals over others. What this results to is that at the end of the day, the best sample from the population wont be selected.
The findings gotten from a bias sample are mostly confounded, untrue, can not be relied on in most cases, etc.
Sade randomly selecting women coming out from a church to help her answer question indicates an example of a bias selection.
She is selecting her sample from the least likely to exhibit character traits of the research she is conducting, this will always lead to the result of the research being misrepresented.
Answer:
The purpose of the aqueducts built by the ancient Roman civilization was to bring water to the city and other places. The aqueducts proved to be very vital to Rome's growth because without water they will be without growth.
