FISHER function
Description
Returns Fisher's exact probability. FISHER(a,b,c,d) returns the exact probability of the following 2x2 classification table:
| Category 1 | Category 2 | |
|---|---|---|
| Group 1 | a | b | 
| Group 2 | c | d | 
Example
FISHER(3,9,13,4) returns 0.009530323
Returns Fisher's exact probability. FISHER(a,b,c,d) returns the exact probability of the following 2x2 classification table:
| Category 1 | Category 2 | |
|---|---|---|
| Group 1 | a | b | 
| Group 2 | c | d | 
FISHER(3,9,13,4) returns 0.009530323