2003 AP Psychology Free-Response Questions

Directions: You have 50 minutes to answer BOTH of the following questions.  It is not enough to answer the question by merely listing facts.  You should present a cogent argument based on your critical analysis of the questions posed, using appropriate psychological terminology.

  1. A.   Statistics are often used to describe and interpret the results of intelligence testing.

        Describe three measures of central tendency (mean, median, and mode).

        Describe a skewed distribution.

        Relate the three measures of central tendency to a normal distribution.

        Relate the three measures of central tendency to a positively skewed distribution.

        An intelligence test for which the scores are normally distributed has a mean of 100 and a standard deviation of 15.  Use this information to describe how the scores are distributed.

        In two normal distributions, the means are 100 for group I and 115 for group II.  Can an individual in group I have a higher score than the mean score for group II?  Explain.


B.      Apply knowledge of psychological research in answering the following questions about intelligence scores.

        Explain why norms for standardized intelligence tests are periodically updated.

        Describe how to determine whether an intelligence test is biased.


  1. A.   Define the following psychological concepts.


B.   Use one specific example for each of the concepts in part A to explain how the concept might relate to either the         development of or the continuation of a smoking habit.  It is not necessary to use the same example for each concept.