1. Please define validity and give 2 examples from the text of ensuring variables being used are valid.
2. What is meant by a composite measure?
3. Can you think of a variable whereby a composite measure may be needed? If so, list 2-3 of the components questions. (For example: if one wanted to measure love as a construct, one may ask survey participants to answer a series of questions, which will be combined into one composite measure).
4. Discuss the difference between reliabilityu and validity?
5. List and describe different types reliability.
6. List and describe 2-3 threats to internal validity
7. Can you explain what is cronbach’s alpha and explain whether its used with quantitative or qualitative data & why?
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