STATISTIC & PROBABILITY SYMBOLS

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Across
  1. 3. mean, average/arithmetic mean
  2. 5. covariance of random variables X and Y
  3. 9. value that occurs most frequently in population,
  4. 10. value, expected value of random variables X
  5. 13. mean, mean of population values
  6. 14. quartile, 75% of population are below this value
  7. 15. function, probability of event A
Down
  1. 1. median, half the population is below this value
  2. 2. variance of population
  3. 4. quartile, 25% of population are below this value
  4. 6. variance, population samples variance estimator
  5. 7. middle value of random variable x
  6. 8. distribution, equal probability in range a,b
  7. 11. distribution, gaussian distribution
  8. 12. summation, double summation