repl.txt (732B)
1 2 {{alias}}( n, p ) 3 Returns the variance of a binomial distribution. 4 5 If provided `NaN` as any argument, the function returns `NaN`. 6 7 If provided a number of trials `n` which is not a nonnegative integer, the 8 function returns `NaN`. 9 10 If `p < 0` or `p > 1`, the function returns `NaN`. 11 12 Parameters 13 ---------- 14 n: integer 15 Number of trials. 16 17 p: number 18 Success probability. 19 20 Returns 21 ------- 22 out: number 23 Variance. 24 25 Examples 26 -------- 27 > var v = {{alias}}( 100, 0.1 ) 28 9 29 > v = {{alias}}( 20, 0.5 ) 30 5 31 > v = {{alias}}( 10.3, 0.5 ) 32 NaN 33 > v = {{alias}}( 20, 1.1 ) 34 NaN 35 > v = {{alias}}( 20, NaN ) 36 NaN 37 38 See Also 39 -------- 40