A researcher predicted that an independent variable would produce a difference between a treatment and a control group for the dependent variable.The statistical test resulted in a "statistically significant" difference.This finding
A) proves the null hypothesis is false.
B) supports the null hypothesis.
C) proves the researcher's hypothesis.
D) supports the researcher's hypothesis.

Question

Quizplus · Accepted Answer

A statistically significant difference indicates that the results are unlikely to have occurred by chance and supports the researcher's hypothesis that the independent variable had a significant effect on the dependent variable. It does not necessarily prove the hypothesis, but provides evidence to support it.

A Researcher Predicted That an Independent Variable Would Produce a Difference