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).