When There Is a Need to Reduce the Number of Attributes

question 24

True/False

When there is a need to reduce the number of attributes in a study, factor analysis has an advantage over discriminant analysis in that a significance test can be done of the output of factor analysis.

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Definitions:

Correlation Coefficient

A statistical measure that indicates the extent to which two variables are linearly related, varying from -1 (perfect negative correlation) to +1 (perfect positive correlation).

Causal Relationship

A relationship where one event (the cause) directly leads to the occurrence of another event (the effect).

Correlation Coefficient

A statistical measure that indicates the extent to which two variables change together.

Correlational Study

A type of research method that examines the relationship between two or more variables without determining causality.