Directional Bias For The Day: S&P Futures are lower; moving lower since 8:00 AM after rising from 3:30 PM on October 29 Odds are for a down and choppy day with elevated volatility Key economic data due: S&P/Case-Shiller Composite-20 HPI (5.5% vs. 6.0% est.) at 9:00 AM CB Consumer Confidence (est. 136.3) at 10:00 AM Markets Around The World…