The margin of error is reduced.
A margin of error refers to a small allowance for mistakes. Any errors or miscalculations in circumstances cannot exceed this tiny amount.
Yes
Increase sample size.
With probability sampling you have no control over the units that are sampled. So the only way to reduce the margin of error is to increase the size of the sample.
The margin of error in the Rasmussen poll is +/- 3 in which the confidence becomes 95%. These reports surveys were conducted by Pulse Opinion Research LLC. lately in 26, december in the year of 2012.
Over the last several months, John McCain has usually trailed Barack Obama in the polls, although almost always within the statistical margin of error. In most polls, McCain was ahead on several occasions, but not in all polls overall.
The duration of Margin for Error is 1.23 hours.
Margin for Error was created on 1943-02-10.
there was a large margin of error
The larger the sample size, the smaller the margin of error.
Margin of Error - The Wire - was created on 2006-10-15.
Margin for Error - 1943 is rated/received certificates of: USA:Approved
The polling had a low margin of error.
The margin of error increases as the level of confidence increases because the larger the expected proportion of intervals that will contain the parameter, the larger the margin of error.
The margin of error in the poll was 5%. The margin at the top of the page was 1.5 inches.
Generally speaking an x% confidence interval has a margin of error of (100-x)%.