scale; scope; extent

To those who seek peace and security. We support you. And to all those who have wondered if America's beacon still burns as bright, tonight we proved once more that the true strength of our nation comes not from the might of our arms or the scale of our wealth, but from the enduring power of our ideals: democracy, liberty, opportunity and unyielding hope.

It seems the rural area will be developed on a large scale.

The greater the difference between the null hypothesis and an outcome, and the larger the sample size, the more confident one can be that the outcome is meaningful.