A '≠' symbol in the ______ hypothesis implies this hypothesis is ______.

A) null; directional
B) null; two-tailed
C) alternative; one-tailed
D) alternative; non-directional

Alternative Hypothesis

In hypothesis testing, the hypothesis that contradicts the null hypothesis, suggesting some effect or difference exists.

Non-directional

Pertains to hypotheses or tests that do not specify the direction of the expected differences or relationships.

Null Hypothesis

A hypothesis positing no effect or no difference; it serves as the default assumption to be tested against the alternative hypothesis.