statistical power

  

Definition

Number or percentage that indicates the probability a study will obtain a statistically significant effect. For example, a power of 80 percent (or 0.8) means that a survey or study (when conducted repeatedly over time) is likely to produce a statistically significant result 8 times out of 10.

Use statistical power in a sentence

  • If you are not sure how a decision will play out you need to get as much info as you can and break down the statistical power.

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  • He had a lot of statistical power, but we wondered if he would work well with the other players on our team.

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  • You should always trust the statistical power because even if it leads you in the wrong way you did the best with the info you had.

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