Which is true about sampling?
I. An attempt to take a census will always result in less bias than sampling.
II. Sampling error is usually reduced when the sample size is larger.
III. Sampling error is the result of random variations and is always present.
A) I, II, and III
B) III only
C) II only
D) I only
E) II and III

Question

Quizplus · Accepted Answer

Sampling error is usually reduced when the sample size is larger, and it is the result of random variations and is always present. A census can still have biases due to non-sampling errors.

Which Is True About Sampling