march 3rd week

Week Three Homework Exercise 

Answer the following questions covering material from Ch. 6 & 7 of Methods in Behavioral Research:

1. What is reactivity? Explain how reactivity impacts measurement. (2 points)

2. What issues should be considered when constructing surveys? What are the implications of double-barreled, loaded, and negative questions? (2 points)

3. Define interview bias and provide an example.  (2 points)

4. What is the difference between probability and non-probability sampling techniques? (2 points)

5. What is the relationship between sample size and survey results? What are some techniques to evaluate potential sampling bias? (2 points)