Which one of the following statements is true?

Question

Quizplus · Accepted Answer

Sampling error decreases as the size of the sample gets larger. This is because a larger sample size reduces the chance of random variation, which is the main cause of sampling errors. However, it is impossible to completely eliminate sampling error from a mass survey. The education level or political opinions of the sample may affect the accuracy of results, but they do not necessarily determine the level of sampling error.

Which One of the Following Statements Is True