1. For your own research projects, Salkind's textbook advises readers to use measurement tools that are already established as reliable and valid. Give at least two reasons for this guidance.

1. Find a topic with a measure to develop. Develop questions that would cover this area of itnerest. Provide specific examples of how you would establish the various types of reliability and validity for the measure.

1. What is MS_between value?

1. What is MS_within value?

1. What is F value?

1. Please calculate the F value for the three groups based on the data below

Group 1 Scores	10	11	12	15	16	17	20	15	16	18
Group 2 Scores	18	17	16	20	19	19	18	16	17	20
Group 3 Scores	11	15	14	12	11	10	12	15	16	17

1. Why is this statistical technique called analysis of variance?

1. How is ANOVA similar to and different from a t-test?

1. How would you interpret the equation: