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A factorial experiment
- yields data that are analyzed by the statistical technique of factor analysis.
- includes only measures that constitute ratio scales.
- has more than one independent variable.
- cannot be used to study interaction effects involving two independent variables.

Respuesta :

Answer: has more than one independent variable.

Explanation: Factorial experiments involve simultaneously more than one factor each at two or more levels. Several factors affect simultaneously the  characteristic under study in factorial  experiments and the experimenter is interested  in the main effects and the interaction effects  among different factors.

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