The Practical Significance of an Effect

Multiple Choice

The practical significance of an effect

A) is directly proportional to the size of the effect: larger effects have more practical significance than smaller effects.
B) is inversely proportional to the p-value of the statistical test of the effect: smaller p-values indicate greater practical significance.
C) depends on how effect is going to be used: the same effect can have more or less practical significance depending on its intended use.
D) is usually not an important issue in psychological research.