Assignment

You are assigned to work on a statistical study analyzing the macroeconomic performance of various countries based on certain factors related to their geography, climate and corruption.You want to see if there is a relationship between the countries' income, location, climate and corruption ranking.

1) Is this going to be an experimental or observational study?Why?

2) Will you conduct a census or a sample?Why?

3) What are the members (also called elements) of the population frame in this study?Give an example of one of the members.

4) What are the variables in this study?You should have four variables.

a. For Income, those of you who have had Econ 1 should know what to use, so help the people who have not taken Econ 1 yet.

b. For Geography, think of an attribute that tells in general terms what part of the world the country is located in.

c. For Climate, think of a single number you could use to approximate the climate of a country.

d. For Corruption Ranking, there is an organization (Transparency International) that ranks each country every year on its perceived level of corruption.

5) Give a (made-up) example of one of the observations in this study.

Answering the questions for each of these four variables:

-Variable Name_________________?

-Categorical or Quantitative________________?

-Scale (Level) of Measurement (Nominal, Ordinal, Interval or Ratio)___________?

-If Quantitative, Discrete or Continuous____________?

-Possible Data Sources