11.   Both the March and October surveys had a margin of error of three percentage points.

12.   After sitting out last season, UCLA guard Billy Knight had no margin for error.

13.   All of the polls have a margin of sampling error of plus or minus four percentage points.

14.   All three polls, conducted by telephone, have a margin of sampling error of plus or minus four percentage points.

15.   All the polls have margins of sampling error of plus or minus three or four percentage points.

16.   All three polls have margins of sampling error of plus or minus four percentage points and were taken Monday through Wednesday.

17.   All three polls had margins of error of four percentage points.

18.   But Ford also stands as a warning that presidents who come to power in disputed circumstances have little margin for error.

19.   But how do America Online, Yahoo, Microsoft, GoTo.com, NetZero, Kana, Tumbleweed, Digital Impact and so on all have expanding margins?

20.   But the station has also had no margin for discretionary spending.