pg 821-838 - BNH 1 Ch. 9 Pgs. 821-838 Beyond the Null...

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BNH 1 Ch. 9 Pgs. 821-838 Beyond the Null Hypothesis Research or Alternative Hypotheses o Alternative or Research Alternative A hypothesis that stands in opposition to the null hypothesis Directional Hypothesis Specifies the nature or direction of a hypothesized difference. It asserts that there will be a difference or a change in a particular direction (increase or decrease) Nondirectional Hypothesis Does not specify the nature or direction of an expected difference. It simply asserts that a difference will be present. One- Tailed and Two-Tailed Test Scenarios o Testing a Nondirectional Research Hypothesis Two-Tailed test Scenario A research situation in which the researcher is looking for an extreme difference that could be located at either end of the distribution. A two-tailed test is appropriate when the alternative or research hypothesis is nondirectional o Testing a Directional Research Hypothesis
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pg 821-838 - BNH 1 Ch. 9 Pgs. 821-838 Beyond the Null...

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