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2. Power of a test - Wikipedia

   en.wikipedia.org/wiki/Power_of_a_test

   Power of a test. In statistics, the power of a binary hypothesis test is the probability that the test correctly rejects the null hypothesis ( ) when the alternative hypothesis ( ) is true. It is commonly denoted by , and represents the probability of a true positive detection of an effect or an association between variables, conditional on the ...

3. Academic grading in the United States - Wikipedia

   en.wikipedia.org/wiki/Academic_grading_in_the...

   The top grade, A, is given here for performance that exceeds the mean by more than 1.5 standard deviations, a B for performance between 0.5 and 1.5 standard deviations above the mean, and so on. Regardless of the absolute performance of the students, the best score in the group receives a top grade and the worst score receives a failing grade.

4. AOL

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   AOL is a leading online service provider that offers free email, news, entertainment, and more. With AOL, you can access your email from any device, customize your inbox, and enjoy a secure and reliable email experience. Sign in to AOL today and discover the benefits of AOL Mail.

5. Offshore powerboat racing - Wikipedia

   en.wikipedia.org/wiki/Offshore_powerboat_racing

   The Round Britain Powerboat Race is the last remaining long distance offshore powerboat race of beyond 1,000 miles anywhere in the world and is a real test of strength, determination, speed and shows how the best results can be reached by boats that are well built, able to maintain consistently high performance levels, thanks to the reliability ...

6. Statistical hypothesis test - Wikipedia

   en.wikipedia.org/wiki/Statistical_hypothesis_test

   The test could be required for safety, with actions required in each case. The Neyman–Pearson lemma of hypothesis testing says that a good criterion for the selection of hypotheses is the ratio of their probabilities (a likelihood ratio). A simple method of solution is to select the hypothesis with the highest probability for the Geiger ...

7. Draw-a-Person test - Wikipedia

   en.wikipedia.org/wiki/Draw-a-Person_test

   Smiling tadpole person (combined head and body) drawn by a child aged 41⁄2. The Draw-a-Person test ( DAP, DAP test, or Goodenough–Harris Draw-a-Person test) is a psychological projective personality or cognitive test in which the test subject uses simple art supplies to produce depictions of people. It is used to evaluate children and ...