# 6.4 Learning Objectives Revisited

As a result of completing this chapter, you will be able to do the following:

- Explain the difference between a statistic and a parameter (Section 6.1).
- Explain the relationships among a parameter, an estimator, and a point estimate (Section 6.1).
- Describe how to obtain the sampling distribution of the sample mean (Section 6.2).
- Explain and describe the distribution of sample mean in three aspects: mean, standard deviation, and shape (Section 6.2).
- Explain the central limit theorem in plain English (Section 6.3).
- Apply the central limit theorem to answer questions about the sample mean (Section 6.3).