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


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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?

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