#include <stdio.h>#include <gsl/gsl_statistics.h>intmain(void){  double data[5] = {17.2, 18.1, 16.5, 18.3, 12.6};  double mean, variance, largest, smallest;  mean     = gsl_stats_mean(data, 1, 5);  variance = gsl_stats_variance(data, 1, 5);  largest  = gsl_stats_max(data, 1, 5);  smallest = gsl_stats_min(data, 1, 5);  printf ("The dataset is %g, %g, %g, %g, %g\n",         data[0], data[1], data[2], data[3], data[4]);  printf ("The sample mean is %g\n", mean);  printf ("The estimated variance is %g\n", variance);  printf ("The largest value is %g\n", largest);  printf ("The smallest value is %g\n", smallest);  return 0;}