2.  How Can I Obtain a Sample? How Can I Obtain a Sample?  What are Common Problems with Sampling? What are Common Problems with Sampling?  How Do I Write Survey Questions? How Do I Write Survey Questions?  What are Common Problems With Survey Wording? What are Common Problems With Survey Wording?  What are Response Sets? What are Response Sets?

3.  Random Sampling  Stratified Random Sampling  Cluster Sampling  Convenience Sampling  Quota Sampling  Snowball Sampling

4.  Low Response Rate  Selection Bias  Response Bias/ “volunteer problem”

5.  Closed-Ended Questions › multiple choice › true/false › Likert-type scale › graphic scale  Open-Ended Questions

6.  Barnum statements  Double-barreled questions  Leading questions  Loaded questions

7.  social desirability › Use equally desirable/undesirable choices › Use a “lie scale”  central tendency bias › Use an even number of items on response scale

8.  response acquiescence › Reverse wording on some questions  response deviation › Reverse wording on some questions