After rigorous statistical analyses have shown a very low likelihood (usually 5% or less) of a result having occurred by chance alone, the result is said to be ____.
A) quantitatively probable
B) probably random
C) statistically significant
D) due to sampling error
E) statistically probable

Question

After rigorous statistical analyses have shown a very low likelihood (usually 5% or less) of a result having occurred by chance alone, the result is said to be ____.​
A) quantitatively probable​
B) ​probably random
C) ​statistically significant
D) ​due to sampling error
E) ​statistically probable

Quizplus · Accepted Answer

When rigorous statistical analyses show a very low likelihood (usually 5% or less) of a result having occurred by chance alone, the result is considered to be statistically significant. This means that the observed effect is unlikely to have occurred if there were no real effect, making the result noteworthy and not just a product of random variation.

After Rigorous Statistical Analyses Have Shown a Very Low Likelihood