To be statistically significant, a difference must be large enough so that it would occur by chance in less than five experiments out of 100.

Question

Quizplus · Accepted Answer

Statistical significance is typically determined by a p-value of less than 0.05, which means there is less than a 5% probability that the observed difference occurred by chance, corresponding to less than five experiments out of 100 showing such a difference by chance.

To Be Statistically Significant, a Difference Must Be Large Enough