Choose and answer five (5) of the following questions.Answer each question completely.

1. Describe the relationship between a population, a sample, statistics, and parameters. Include a definition of each term, and how we have used each term in this class. How does inferential statistics affect this relationship?

1. Describe the four levels of measurement. Why is it important for us to be able to identify the level of measurement for our data?

1. Location is a major attribute used to summarize a set of data. What does location mean, and how is it measured?

1. Dispersion is a major attribute used to summarize a set of data. What does dispersion mean, and how is it measured?

1. What is a z-score? How does the z-score relate to the standard normal distribution?What is the purpose of the z-transformation?

1. Describe probability in terms of a game of chance.What is a probability distribution?What are the two characteristics of a probability distribution?

1. Why is the standard normal distribution important to the study of probability and statistics?

1. What is the relationship between a null hypothesis and an alternative hypothesis? How do the two types of errors influence the development of the hypothesis?