>>113
csvで書き出すなら以下を>>111のmainのケツに追加
csvファイル名はコマンドライン引数で指定

if (args.length > 0) {
PrintWriter w = null;
try {
w = new PrintWriter(new BufferedWriter(new FileWriter(args[0])));
w.println("\"入力された数値の個数\"," + n);
w.println("\"平均\"," + m1);
w.println("\"分散\"," + (m2 - m1 * m1));
w.println("\"標準偏差\"," + Math.sqrt(m2 - m1 * m1));
} finally {
w.close();
}
}