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What are some terms related to hypothesis testing that you are already familiar with? Why does a null and alternative hypothesis have to be mutually exclusive?

PSY 315 Week 4 Learning Team Hypothesis Testing PPP Discussion Questions: o o

What is the theory underlying ANOVA? Why is it important? What is the significance of the size SSE in relation to SSA In ANOVA, what does F=1 mean? What are the differences between a two sample t-test and ANOVA hypothesis testing? When would you use ANOVA at your place of employment, in your education, or in politics?

PSY 315 Week 5 Practice Problems Discussion Questions: o

What is a scatter diagram? What are the steps that need to be taken in order to create a scatter diagram?


What is the logic behind using the sum of the products of deviation scores as the numerator of the formula for the correlation coefficient? Is this logic sound? Why or why not?

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