Week 6

Week 6- Assignment (Sampling and Survey)

Total points: 50

Q1 (35 points)

A. Identify (1) target population and (2) sampling frame in the following cases: (10 points)

· A local TV station in Beaumont,Texas wants to determine household’s viewing habits and programming preferences (5 points)

· National chain, TJ Maxx wants to determine shopping behavior of customers who have TJ Maxx credit card (5 points)

B. In your own words, explain the following terms (can use examples!) (15 points):

· Population

· Sampling frame

· Sample

C. Explain how you do a stratified random sampling in the following scenario, from selecting target population, sampling frame, to decide on sample (10 points):

· You are proposing to do a survey on employee satisfaction at Coca Cola in the United States, and want to have as diverse perspectives as possible

Q2 (15 points)

Suppose you are going to be conducting a study on Lamar students, asking for their opinion on an issue of interest to you (could be related to the university, or a wider societal issue). First, formulate your research question. Then, describe how you would carry out the sampling of students using the following methods:

(a) simple random sampling (5 points)

(b) stratified sampling (5 points)

(c) snowball sampling (5 points)

Think about what attributes of the Lamar student population make sense to stratify with respect to your research question.