/* nag_stat_prob_beta (g01eec) Example Program.
*
* Copyright 2023 Numerical Algorithms Group.
*
* Mark 29.1, 2023.
*/
#include <nag.h>
#include <stdio.h>
int main(void) {
Integer exit_status = 0;
double a, b, p, pdf, q, tol, x;
NagError fail;
INIT_FAIL(fail);
/* Skip heading in data file */
scanf("%*[^\n]");
printf("nag_stat_prob_beta (g01eec) Example Program Results\n");
printf(" x a b p q"
" pdf\n\n");
while (scanf("%lf %lf %lf %lf", &x, &a, &b, &tol) != EOF)
{
/* nag_stat_prob_beta (g01eec).
* Upper and lower tail probabilities and probability
* density function for the beta distribution
*/
nag_stat_prob_beta(x, a, b, tol, &p, &q, &pdf, &fail);
if (fail.code != NE_NOERROR) {
printf("Error from nag_stat_prob_beta (g01eec).\n%s\n", fail.message);
exit_status = 1;
goto END;
}
printf("%7.4f%13.4e%13.4e%13.4e%13.4e%13.4e\n", x, a, b, p, q, pdf);
}
END:
return exit_status;
}