Find the Slope of the Line Passing Through the Pair

question 139

Multiple Choice

Find the slope of the line passing through the pair of points: P (-1,12) ; Q (9,3)

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Definitions:

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.

Error Hypothesis

A statement positing the existence of a difference or effect, used in the context of hypothesis testing to denote a hypothesis that is tested for being in error relative to the null.