Which of the Following Statements About the Sampling Distribution of the Sample

question 154

Multiple Choice

Which of the following statements about the sampling distribution of the sample mean is incorrect?

• A) The sampling distribution of the sample mean is approximately normal whenever the sample size is sufficiently large (n ≥ 30).
• B) The sampling distribution of the sample mean is generated by repeatedly taking samples of size n and computing the sample means.
• C) The mean of the sampling distribution of the sample mean is equal to μ.
• D) The standard deviation of the sampling distribution of the sample mean is equal to σ.

---

Definitions:

Invisible Hand

The tendency of competition to cause individuals and firms to unintentionally but quite effectively promote the interests of society even when each individual or firm is only attempting to pursue its own interests.

Behavioral Economics

A branch of economics focusing on how psychological, cognitive, emotional, cultural, and social influences impact the economic choices made by individuals and institutions.

Threat of Rejection

The fear or concern that one's ideas, actions, or presence will not be accepted by others.

Behavioral Economics

A field of economics that examines the effects of psychological, cognitive, emotional, cultural, and social factors on economic decisions.