Assignment 1: Basic Concepts and Variables
Due at start of class on 11 January, 2006. Name:

Each of the following questions is worth one point unless otherwise indicated.

1. In a sentence or two, describe the difference between a sample and a population.

2. Give an example of a sample.

3. Give an example of the population that corresponds to the sample you gave in question 2.

4. Give an example of a variable measured on the nominal scale.

5. Give an example of a variable measured on the ordinal scale.

6. Give an example of a variable measured on the interval scale.

7. Give an example of a variable measured on the ratio scale.

8. (2 points) A person states that she weighs 112 pounds. What are the true limits of measurement? and
9. What is the value of X for the following values: 7   10   13   4   16?

When you are all done with the questions, click on the submit button. Your answers are not submitted unless you click on the button and you receive confirmation that your answers have been received.