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The number of students in the study from the Law faculty was relatively low. A few...

The number of students in the study from the Law faculty was relatively low. A few of the research questions with regards to this group did not yield significant results. However, the researchers were still not convinced that there were no differences in this population. n a follow-up study they want to increase the power.

They can do this through (select all that apply)

Taking a larger sample.

Increasing the level of significance.

Examining groups that are less different from each other, so that the effect size becomes smaller.

math   Statistics-And-Probability   
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Answer #1

Power increases when we increase the sample size, increase the level of significance and decrease the effect size. Hence,

All statements a, b and c are correct.

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