Examlex
The IUPAC name of C₅H₁₂ in a straight chain is ________.
Hypothesis
An if–then statement of conjecture that relates variables to one another and is used to reflect the general problem statement or question that is the motivation for asking a research question.
Directional Research Hypothesis
A research hypothesis that posits a difference between groups in one direction.
Nondirectional Research Hypothesis
A research hypothesis that posits a difference between groups but not in either direction. See Directional Research Hypothesis.
Null Hypothesis
A hypothesis that there is no significant difference or effect, serving as the default assumption that is tested against.
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