Probability and statistics symbols

1234567891011121314
Across
  1. 5. covariance of random variables X and Y
  2. 7. Mo (value that occurs most frequently in population)
  3. 8. ∑∑
  4. 10. σ2 variance of population values
  5. 12. MR
  6. 13. U(a,b) uniform distribution
  7. 14. ∑ (sum of all values in range of series)
Down
  1. 1. Q3 75% of population are below this value
  2. 2. σX standard deviation value of random variable X
  3. 3. Q2 50% of population are below this value = median of samples
  4. 4. Q1 25% of population are below this value
  5. 5. ρX,Y (correlation of random variables X and Y)
  6. 6. μ mean of population values
  7. 9. Md (half the population is below this value)
  8. 11. N(μ,σ2) normal distribution