feat(add c implementation): add stats/base/dists/beta/stdev

Author: vivekmaurya001

lib/node_modules/@stdlib/stats/base/dists/beta/stdev/README.md

@@ -240,6 +240,14 @@ int main( void ) {
 
 <!-- /.c -->
 
+<!-- Section to include cited references. If references are included, add a horizontal rule *before* the section. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
+
+<section class="references">
+
+</section>
+
+<!-- /.references -->
+
 <!-- Section for related `stdlib` packages. Do not manually edit this section, as it is automatically populated. -->
 
 <section class="related">

lib/node_modules/@stdlib/stats/base/dists/beta/stdev/src/main.c

@@ -24,8 +24,8 @@
 * Returns the standard deviation of a beta distribution.
 *
 * @param alpha    first shape parameter
-* @param beta    second shape parameter
-* @return     standard deviation
+* @param beta     second shape parameter
+* @return         standard deviation
 *
 * @example
 * double y = stdlib_base_beta_stdev( 1.0, 1.0 );
@@ -35,7 +35,7 @@ double stdlib_base_dists_beta_stdev( const double alpha, const double beta ) {
 	double apb;
 	double out;
 	if ( alpha <= 0.0 || beta <= 0.0 ) {
-		return 0.0/0.0; //NaN
+		return 0.0/0.0; // NaN
 	}
 	apb = alpha + beta;
 	out = stdlib_base_sqrt( ( alpha * beta ) / ( apb + 1.0 ) );