gamcdf

Gamma cumulative distribution function

📝Syntax

p = gamcdf(x, a)
p = gamcdf(x, a, b)
p = gamcdf(x, a, b, 'upper')

📥Input Arguments

Parameter	Description
x	real numeric array.
a	positive shape parameter.
b	positive scale parameter, default 1.

📤Output Arguments

Parameter	Description
p	cumulative probabilities or upper-tail probabilities.

📄Description

gamcdf computes lower-tail gamma probabilities by default and upper-tail probabilities with 'upper'.

💡Examples

x = [0 0.5 1 2 5];
p = gamcdf(x, 2, 3);
q = gamcdf(x, 2, 3, 'upper');

🕔Version History

Version	Description
2.0.0	initial version