In Terms of the Number of Cases Required to Obtain

question 11

Multiple Choice

In terms of the number of cases required to obtain useful item statistics, which statement is true about the comparison of IRT and CTT methods?

• A) IRT requires more cases
• B) CTT requires more cases
• C) IRT and CTT require the same number of cases
• D) IRT requires more for ability tests, but fewer for personality tests

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Definitions:

Voting Rights Act

A landmark piece of federal legislation in the United States that prohibits racial discrimination in voting, passed in 1965.

Energy Bill

Legislation passed by a governing body that regulates the production, distribution, and consumption of energy within its jurisdiction.

Iranian Revolution

A major political upheaval in Iran in 1979, which led to the overthrow of the Pahlavi dynasty under Shah Mohammad Reza Pahlavi and the establishment of an Islamic Republic under Ayatollah Khomeini.

Three Mile Island

The site of a nuclear power plant in Pennsylvania where a partial meltdown in 1979 resulted in the most serious accident in U.S. commercial nuclear power plant history.