Probability and Statistics Symbols

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Across
  1. 3. double sum of a values
  2. 10. represented by cov(X.Y)
  3. 11. middle value
  4. 13. expected value of random variable X
  5. 14. a gaussian distribution
  6. 15. sum of all values
Down
  1. 1. probability of event P(A)
  2. 2. expected value of a random variable X given Y
  3. 4. population sample or variance estimator
  4. 5. value that occurs most frequently in population
  5. 6. average or arithmetic mean
  6. 7. represented by std(X)
  7. 8. variance of population values
  8. 9. equal probability in range A.B
  9. 12. represented by corr(X,Y)