Which of the Following Is True of Simple Random Sampling

Multiple Choice

Which of the following is true of simple random sampling?

A) It produces unbiased estimates of a target population's characteristics.
B) It eliminates the need to identify all sampling units.
C) It is less costly when compared to systematic random sampling because it can be done quickly.
D) It requires that a defined target population be ordered in some way, usually in the form of a customer list, taxpayer roll, or membership roster.
E) It does not require the sampling units to be given any special code prior to drawing a sample unlike systematic random sampling.