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2. Worksheet - Wikipedia

   en.wikipedia.org/wiki/Worksheet

   A worksheet, in the word's original meaning, is a sheet of paper on which one performs work.They come in many forms, most commonly associated with children's school work assignments, tax forms, and accounting or other business environments.

3. English alphabet - Wikipedia

   en.wikipedia.org/wiki/English_alphabet

   Modern English is written with a Latin-script alphabet consisting of 26 letters, with each having both uppercase and lowercase forms. The word alphabet is a compound of alpha and beta, the names of the first two letters in the Greek alphabet.

4. Taylor diagram - Wikipedia

   en.wikipedia.org/wiki/Taylor_diagram

   The sample Taylor diagram shown in Figure 1 [15] provides a summary of the relative skill with which several global climate models simulate the spatial pattern of annual mean precipitation. Eight models, each represented by a different letter on the diagram, are compared, and the distance between each model and the point labeled “observed ...

5. Academic grading in Canada - Wikipedia

   en.wikipedia.org/wiki/Academic_grading_in_Canada

   Academic grading in Canada varies by province, level of education (e.g., elementary, secondary, tertiary), by institution, and faculty.The following are commonly used conversions from percentage grades to letter grades, however, this is not necessarily meaningful, since there is not a uniform scheme for assigning percentage grades either.

6. Harvey balls - Wikipedia

   en.wikipedia.org/wiki/Harvey_balls

   The SVG version of Harvey balls above also includes the original Booz Allen Hamilton style balls on the top row and the former [4] Consumer Reports style on the bottom row. The middle rows contain alternative versions.

7. Student's t-test - Wikipedia

   en.wikipedia.org/wiki/Student's_t-test

   The sample standard deviations for the two samples are approximately 0.05 and 0.11, respectively. For such small samples, a test of equality between the two population variances would not be very powerful. Since the sample sizes are equal, the two forms of the two-sample t-test will perform similarly in this example.

8. Machine learning - Wikipedia

   en.wikipedia.org/wiki/Machine_learning

   Machine learning (ML) is a field of study in artificial intelligence concerned with the development and study of statistical algorithms that can learn from data and generalize to unseen data, and thus perform tasks without explicit instructions. [1]

9. F-score - Wikipedia

   en.wikipedia.org/wiki/F-score

   Precision and recall. In statistical analysis of binary classification and information retrieval systems, the F-score or F-measure is a measure of predictive performance. It is calculated from the precision and recall of the test, where the precision is the number of true positive results divided by the number of all samples predicted to be positive, including those not identified correctly ...