Directional Bias For The Day: S&P Futures are higher The odds are for an up day – watch for a break below 4203.25 for  a change of sentiments Key economic data report due during the day: HPI ( 1.1% est.; prev. 0.9%) at 9:00 AM S&P/CS Comp[osite-20 HPI (12.8% est.; prev. 13l9%) at 9:00 AM…