Statistics and Probability Symbol List
Statistics and Probability Symbol List
Symbol Symbol Name
1. P(A) probability function
2. P(A ∪ B) probability of events union
3. P(A ∩ B) probability of events intersection
4. P(A l B) conditional probability function
5. f(x) probability density function
6. F(x) cumulative distribution function
7. 𝜇 population mean
8. E(x) expectation value
9. E(x l Y) conditional expectation
10. Var(x) variance
11. std(x) standard deviation
12. Mo mode
13. MR mid-range
14. Md sample median
15. △ delta
16. Σ summation
17. ΣΣ double summation
18. s sample standard deviation
19. s2 sample variance
20. cov(X,Y) covariance
21. corr(X,Y) correlation
22. Q1 lower / first quartile
23. Q2 median / second quartile
24. Q3 upper / third quartile
25. zx standard score
26. X ~ distribution of X
27. 𝞺X,Y correlation
28. U(a,b) uniform distribution
29. N(𝜇,𝞼2) normal distribution
30. exp(𝞴) exponential distribution
31. gamma(c, 𝞴) gamma distribution
32. Geom(p) geometric distribution
33. Bern(p) Bernoulli distribution
34. F (k1, k2) F distribution
35. Bin(n,p) binomial distribution
36. Poisson(𝞴) Poisson distribution
37. HG(N,K,n) hyper-geometric distribution