Test Bank for Introduction to Statistics and Data Analysis Using Stata® From Research Design to Final Report,First Edition Lisa Daniels, Nicholas Minot
Data Analysis Take-home Final Exam To limit the amount of time that you will need in the computer lab, you can run the analyses in the lab and write up the answers to the questions at a later time. You can also spend time outside the lab, determining the appropriate statistical test for each problem before you go to the lab. You can even write up your entire syntax file in Word and then save it as ―plain text‖ file. Then, you can cut and paste this into a Stata do-file when you get to the lab. Questions 1. For each of the following situations, identify the statistical test that you would use to test the hypothesis of interest: A) You want to examine the relationship between car mileage and their weight in pounds. Ans: PEARSON CORRELATION B) You want to compare sales performance in dollars for three regional offices. Ans: ONE-WAY ANOVA C) You want to see if there is a relationship between annual income earned and IQ levels (both continuous, not categorical). Ans: PEARSON CORRELATION D) You want to know if men and women are equally likely to be happy (not happy, happy, very happy) about life in general. Ans: PEARSON CHI-SQUARE E) You want to test if the average amount of time spent surfing on the internet is the same for men and women at Washington College. Ans: TWO-INDEPENDENT SAMPLE T-TEST