並前往https://lobingcds.pixnet.net/blog/post/142246502-excel-2007-average%28%29%E5%B9%B3%E5%9D%87%E5%87%BD%E6%95%B8%E7%9A%84%E4%BD%BF%E7%94%A8%E8%AA%AA%E6%98%8E
