Selecting a random sample from a set is simple. But what about selecting a fair random sample from a set of unknown or indeterminate size? That’s where reservoir sampling comes in, and [Sam R… ...

The margin of sampling error for this sample of 800 Minnesota registered voters, according to standards customarily used by statisticians, is no more than plus or minus 3.5 percentage points.

TNT analyst Steve Letarte on NASCAR Chicago Street Race: 'Zero margin of error' Letarte thinks Shane van Gisbergen, who won the inaugural Chicago race in 2023, is the favorite.

The race is extremely close, and the predicted outcome is within the margin of sampling error of 3.6%.

After two Minnesota lawmakers were shot by a gunman, a majority of voters say they expect further political violence in the months ahead.

The margin of sampling error for this sample of 800 Minnesota registered voters, according to standards customarily used by statisticians, is no more than plus or minus 3.5 percentage points.

While a plurality of voters support the use of American air power and naval forces against Iran, only a third favor the deployment of U.S. ground troops.

National National pride in the U.S. has declined sharply, Gallup survey finds Democrats largely drove the drop, while Republicans’ level of national pride kept steady. Younger Americans are also ...

President Donald Trump’s decision to launch airstrikes against Iran is broadly unpopular with Americans, according to a new CNN poll conducted by SSRS after the strikes.

People interviewed for the poll are members of the nationally representative SSRS Text Message Panel. Results for the full sample have a margin of sampling error of plus or minus 3.5 percentage ...

President Donald Trump’s decision to launch airstrikes against Iran is broadly unpopular with Americans, according to a new CNN poll conducted by SSRS after the strikes.