1/17: Homework 1 solutions
1/22: Everyone got this easy problem right; I'm not posting solutions.
1/24: Homework 3 solutions ; Excel (2007) spreadsheet
1/29: Homework 4 solutions
1/31: Homework 5 solutions
2/14: Homework 6 solutions
3/6 Homework solutions
3/13 Homework solutions
4/1 Homework solutions
4/17 Homework solutions: see Foot's solutions