STATISTIC & PROBABILITY SYMBOLS

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Across
  1. 4. f (x) = λe-λx , x≥0
  2. 5. cov(X,Y)
  3. 8. s 2 = 4
  4. 9. average / arithmetic mean
  5. 10. ∑
  6. 11. zx = (x-x) / sx
  7. 12. var(X) = 4
  8. 13. value that occurs most frequently in population
  9. 14. corr(X,Y) = 0.6
Down
  1. 1. middle value of random variable x
  2. 2. Q1
  3. 3. ∑∑
  4. 6. MR = (xmax+xmin)/2
  5. 7. Md