There is a java error in the bolded part at the end I would like help in a fixed solution

import java.text.DecimalFormat; //for number formatting

import java.util.Scanner; //for keyboard input

import java.io.*; //ADD AN IMPORT STATEMENT HERE //for using files

public class StatsDemo

{

public static void main(String [] args) throws IOException //ADD A THROWS CLAUSE

HERE

{

double sum = 0; //the sum of the numbers

int count = 0; //the number of numbers added

double mean = 0; //the average of the numbers

double stdDev = 0; //the standard deviation of the numbers

String line; //a line from the file

double difference; //difference between the value and the mean

DecimalFormat threeDecimals = new DecimalFormat("0.000");

Scanner keyboard = new Scanner (System.in); // Creates an object of class Scanner.

String filename; // The user inputs a file's name.

//Prompt the user and read in the file name

System.out.println("This program calculates statistics"

+ "on a file containing a series of numbers.");

System.out.print("Enter the file name: ");

filename = keyboard.nextLine();

//ADD LINES FOR TASK #4 HERE

FileReader file = new FileReader(filename); // Create a FileReader object passing

it the filename.

BufferedReader input = new BufferedReader(file); // Create a BufferedReader object

passing it the FileReader object.

line = input.readLine(); // Priming read to read the first line of the file.

while (line != null) // Create a loop that continues until you are at the end of

the file.

{

sum += Double.parseDouble(line); // Convert the line into a double value and add

the value to the sum.

count++; // Increment the counter.

line = input.readLine(); // Read a new line from the file.

}

input.close(); // Close the input file.

file.close();

mean = sum / count; // Store the calculated mean.

//ADD LINES FOR TASK #5 HERE

FileReader file2 = new FileReader(filename); // Reconnect to the FileReader object

passing it the filename.

BufferedReader input2 = new BufferedReader(file2); // Reconnect to the

BufferedReader object passing it the FileReader object.

sum = 0; // Reinitialize the sum of the numbers.

count = 0; // Reinitialize the number of numbers added.

line = input2.readLine(); // Priming read to read the first line of the file

while (line != null) // Loop that continues until you are at the end of the file.

{

difference = Double.parseDouble(line) - mean; // Convert the line into a double

value and subtract the mean.

sum += Math.pow(difference, 2); // Add the square of the difference to the sum.

count++; // Increment the counter.

line = input2.readLine(); // Read a new line from the file.

}

input2.close(); // Close the input file.

stdDev = Math.sqrt((sum / count)); // Store the calculated standard deviation.

//ADD LINES FOR TASK #3 HERE

FileWriter fWriter = new FileWriter("Results.txt");

PrintWriter output = new PrintWriter(fWriter); // Create an object of PrintWriter

passing it the FileWriter object.

output.println("The mean is ") + // Print the results to the output file.

threeDecimals.format(mean) + " and the standard " +

"deviation is " + threeDecimals.format(stdDev);

output.close(); // Close the output file.

}

}