Assignment 2 - Lesson 2 - Data and Measurement

Assignment 2 - Lesson 2 - Data and Measurement - Problem 1....

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Unformatted text preview: Problem 1. MRB-20-11: Athletes' salaries Here is a small part of the data set that describes major league baseball players as of opening day of the 1998 season: Player Team Position Age Salary Perez,Eduardo Reds First base 28 300 Perez,Neifi Rockies Shortstop 23 210 Pettitte,Andy Yankees Pitcher 25 3750 Piazza,Mike Dodgers Catcher 29 8000 1. What individuals does this data set describe? Perez,Eduardo, Perez,Neifi, Pettitte,Andy, Piazza,Mike 2. How many cases does the data table contain? 4 3. How many variables does the data set contain? Which of these variables are categorical and which are quantitative? 5 variables; Player - categorical, Team - categorical, Position - categorical, Age - quantitative, Salary - quantitative. 4. Based on the data in the table, what do you think are the units of measurement for each of the quantitative variables? Age - Years, Salary - Dollars. Problem 2. BDV-13-12: Schools Name the variables, specify for each variable whether its use indicates it should be treated as categorical or quantitative, and, for any...
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This note was uploaded on 06/09/2011 for the course STAT 113 taught by Professor Thaler during the Spring '11 term at CUNY Hunter.

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