(CNN) - Democratic Sen. Barbara Boxer continues to maintain a slight advantage over her opponent, Republican Carly Fiorina, in California's Senate race, according to a new poll.
A Field Poll released Friday shows Boxer with a 49-41 percent lead over Fiorina, a former Hewlett Packard CEO. The survey was conducted October 14-26.
The latest CNN/Time/Opinion Research, released on October 27, indicated that Boxer has a 50-45 advantage over Fiorina. The five-point lead was within the poll's sampling error.
The CNN/Time/Opinion Research Corporation poll was conducted by telephone October 20-26, with 1,527 adults in California questioned by telephone, including 1,329 registered voters and 888 likely voters. The survey's overall sampling error is plus or minus 2.5 percentage points, with a sampling error of plus or minus 3.5 percentage points for likely voters.