As part of an economics class project, students were asked to randomly select 500 New York Stock Exchange (NYSE) stocks from the Wall Street Journal. They were then asked to summarize the current prices (also referred to as the closing price of the stock for a particular trading date) of the collected stocks using graphical and numerical techniques.

a. Identify the population of interest for this study.

b. Is the variable being collected quantitative or qualitative?

c. Identify the data collection method used in this study.

d. Identify the sample of interest for this study.

e. Identify the experimental unit and variable of interest for this study.