Statistic for Psychology

Read Chapter 1 and then answer the following questions:
What is a variable? Describe the different types of variables discussed in the chapter.
What is the difference between a qualitative and quantitative variable?
What are the different levels of measurement described in the chapter? Define each level.
What are the different types of statistical analyses? Define each one.

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Read Chapter 3 and then answer the following questions:
What is central tendency? What are the three ways to measure central tendency?
What is variability? What are the different ways that variability is measured?

Read Chapter 7 and then answer the following questions:
What is the difference between a null hypothesis and the alternative hypothesis?
Describe the different steps of the hypothesis testing process.
Describe the different types of errors that may occur in hypothesis testing.

Read Chapter 10 and then answer the following questions:
What is meant by “the difference of the means” when talking about an independent samples t-test? How does it differ from the “mean of the differences” in a repeated measures t-test?
Describe three research questions that could be tested using an independent samples t-test.

Final paper
Submit a 2–3-page essay answering the following questions:
How do statistics and research methods apply to your life?
How does learning statistics fit into your academic goals?
How does learning statistics fit into your professional goals?
What was the most interesting thing you learned in this class?

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