Wal-Mart Profit Rises, Raises Outlook  NEW YORK (Reuters) - Wal-Mart Stores Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=WMT.N target=/stocks/quickinfo/fullquote"&gt;WMT.N&lt;/A&gt;, the  world's biggest retailer, reported a 13 percent rise in  quarterly profit on Tuesday, in line with expectations, and  raised its outlook for the full year.