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Social Sciences and History

The following sample questions do not appear on an actual CLEP examination. They are intended to give potential test-takers an indication of the format and difficulty level of the examination and provide content for practice and review. For more sample questions and information about the test, see the CLEP Official Study Guide.

Question 4 of 9

Researchers notice that the incidence of birth defects in a particular region has increased in the previous decade. Upon investigation, they find that a new chemical plant has begun operating nearby in the past few years. In evaluating the possibility of a link between the plant and the increase in birth defects, which of the following pieces of information would be LEAST helpful?

  • A.

    Whether the date the plant opened was before or after the incidence of birth defects increased

  • B.

    The family histories of the children in whom birth defects were noted

  • C.

    Any changes in incidence of birth defects in nearby regions

  • D.

    Whether similar increases in birth defects occurred near similar chemical plants in other regions

  • E.

    The severity of the birth defects and their impact on the quality of life of those affected by them

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