Which of the Following Means Comparison Analyses Is the Most

question 17

Multiple Choice

Which of the following means comparison analyses is the most conservative, in the sense that it most reduces the likelihood of making a Type 1 error?

• A) A contrast analysis
• B) The Fisher least significant difference test
• C) The Scheffé means comparison test
• D) The Tukey honestly significantly difference test

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Definitions:

Mean Scores

The average value obtained by adding all scores together and then dividing by the number of scores.

Statistical Test

A procedure for determining whether the observations in a study are likely due to chance or if they reflect true differences in the data.

Nondirectional

Pertains to hypotheses or research questions that do not specify the direction of the expected relationships or differences.

Unidirectional

Describes a process or relationship that operates or moves in only one direction.