NEW YORK, Nov 20 (Reuters) - U.S. stocks fell on Friday as investors took weaker-than-expected results from computer maker Dell and homebuilder D.R. Horton as a further sign that the recovery would be anemic.

The Dow Jones industrial average .DJI dropped 13.75 points, or 0.13 percent, to close at 10,318.69, according to the latest available figures. The Standard & Poor's 500 Index .SPX fell 3.52 points, or 0.32 percent, to 1,091.38. The Nasdaq Composite Index .IXIC lost 10.78 points, or 0.50 percent, to 2,146.04. (Editing by Kenneth Barry)