rendered paste body#include <iostream>#include <string>#include <utility>#include <vector>#include <cmath>using namespace std;class sample { // the container holding all the samples vector<double> samples; public: // constructors sample() {} sample(const vector<double>& vd) : samples(vd) {} // member functions int size(); double at(int n); const vector<double> &getdata(); void set_data(const vector<double> &v); double minimum(); double maximum(); double range(); double midrange(); double mean(); double variance(); double std_deviation(); double median(); double sum_elements(); };