The results included 381 likely voters with an error margin of plus or minus 5 percentage points.

This approximation works out to within a 1% error margin for up to 14 outs.

However, only a few rose in the polls above the error margin.

The point is, it lies outside the error margin!

The changes in brightness are quite close to the error margin and could also be due to an irregular shape.

The Rasmussen poll had a seven point difference, well outside the error margin.

Both polls had error margins of four percentage points.

The poll had an error margin of 4 percentage points.

A percentage may also be used to indicate the error margin.

Now the estimate is 13.73 billion years old with an error margin of 120 million years.