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Statistical Significance
Common Core: S.IC.5

Statistical Significance

Author: Ryan Backman

This lesson will explain statistical significance.

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Terms to Know
Practical Significance

A large difference from what we would expect. For large samples, small differences will not have practical significance, though they may be statistically significant.

Statistical Significance

The statistic obtained is so different from the hypothesized value that we are unable to attribute the difference to chance variation.