Oct 7 (Reuters) - World rankings on Tuesday (U.S. unless stated, last week's positions in brackets): 1. (1) Tiger Woods 12.84 average points 2. (2) Adam Scott (Australia) 9.27 3. (3) Phil Mickelson 8.51 4. (4) Henrik Stenson (Sweden) 8.15 5. (5) Justin Rose (England) 7.54 6. (6) Rory McIlroy (Northern Ireland) 7.31 7. (7) Steve Stricker 6.72 8. (8) Matt Kuchar