The magnitude of effect in a study was calculated to yield values for both η² and ω². Which of the following relationships between η² and ω² is likely? A) η² = ω² B) η² ω² C) η² ω ² D) none of the above

Question

The magnitude of effect in a study was calculated to yield values for both η² and ω². Which of the following relationships between η² and ω² is likely? A) η² = ω² B) η² > ω² C) η² ω ² D) none of the above

Quizplus · Accepted Answer

η^2 (eta squared) typically provides a biased estimate of effect size because it overestimates the effect size in the population. ω^2 (omega squared) provides a less biased estimate of effect size by accounting for the degrees of freedom. Therefore, η^2 is often larger than ω^2.

The Magnitude of Effect in a Study Was Calculated to Yield