Question

Two samples of data are collected and the sample means calculated. If the samples come from the same population, then:

(A) Their means should be roughly equal. (B) Their means should differ significantly. (C) The difference between the samples we have collected is likely to be larger than we would expect based on the standard error.(D) The experiment is unreliable.

Answer 1

A) Their means should be roughly equal.

Explanation:

The difference between the samples shouln't be large, but they would exist due to standar error.