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I've been at this code for the past 6 or 7 hours. I'm down to one last error and can't figure out what's causing it. Please advise! Thanks
#include <iostream>
#include <fstream>
#include <iomanip>
#include <string>
#include <cmath>
using namespace std;
double Calc_Average (int Size, double input[]);
double Calc_Median(int Size, double input[]);
double Calc_Std_Deviation (int Size, double average, double input[]);
double Calc_Variance (int Size, double average, double input[]);
void SortArray (int Size, int numbers_used);
int main()
{
double count[Size];
const int Size = 11;
double median;
double average;
double std_deviation;
double variance;
string text_file;
ifstream in_size ("numbers.txt");
if (in_size.is_open())
{
while (in_size.good())
{
cout << "Enter the file to read in:" << endl;
getline(cin, text_file);
cout << "The numbers in the array are:" << endl;
if(in_size.fail())
cout << "Error opening file" << endl;
for (int index = 0; index < Size; index++)
{
in_size.close();
}
SortArray(count, Size);
average = Calc_Average ( count, Size);
median = Calc_Median (count, Size);
std_deviation = Calc_Std_Deviation (count, Size);
variance = Calc_Variance (count, Size);
cout << "The average of the numbers is " << average << endl;
cout << "The median of the numbers is " << median << endl;
cout << "The standard deviation is " << std_deviation << endl;
cout << "The variance is " << variance << endl;
return 0;
}
}
}
double Calc_Average(int Size, double input[])
{
double sum = 0;
double average = 0;
for (int i = 0; i < Size; i++)
{
sum = sum + input[i];
average = (sum/ Size);
}
return average;
}
double Calc_Median (int Size, double input[])
{
int median_td;
double median;
if(Size % 2 == 0)
{
median_td = (Size + 1)/2;
median = input[median_td];
}
else
{
median_td = Size/2;
median = input[median_td];
}
return median;
}
double Calc_Std_Deviation(int Size, double average, double input[])
{
double sum = 0;
double std_deviation = 0;
double numerator = 0;
double denominator = Size-1;
//finds the sum of the array items
for(int i= 0; i < Size; i++)
{
sum += input[i];
//finds the standard deviation
for (int i = 0; i < Size; i++)
{
numerator = numerator + pow((input[i] - average), 2);
}
std_deviation = sqrt(numerator/denominator);
return std_deviation;
}
}
double Calc_Variance(int Size, double average, double input[])
{
double numerator = 0;
double denominator = Size-1;
double variance;
//finds the variance
for (int i = 0; i < Size; i++)
{
numerator = numerator + pow((input[i] - average), 2);
variance = (numerator/denominator);
return variance;
}
}
MOD EDIT: When posting code...USE CODE TAGS!!!
This post has been edited by JackOfAllTrades: 14 December 2010 - 05:53 AM
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