A subjective judgment as to whether the value of the M1 – M2 observed difference between group means in a study is known as _______ .

Answer

Correct Answer:
Practical Significance

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Choice of alpha (α) level are data analysts who choose an alpha level; α corresponds to the maximum acceptable risk for Type I error.

Answer

Correct Answer:
True

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P (or p value) is the area in one or two tails of a distribution

Answer

Correct Answer:
True

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The null hypothesis is rejected only for large positive or large negative values of t is known as _______ .

Answer

Correct Answer:
Directional Test

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One-Tailed Test is a significance test that uses an alternative hypothesis that specifies an alternative value of μ that is ______ either the value of μ .

Answer

Correct Answer:
Both a & b

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A significance test that uses an alternative hypothesis that does not specify a directional difference is known as ________ .

Answer

Correct Answer:
Nondirectional Test

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A ______ corresponds to a nondirectional alternative hypothesis .

Answer

Correct Answer:
Two-tailed test

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Alternative hypothesis is a difference between two or more variables is anticipated by the researchers .

Answer

Correct Answer:
True

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Null Hypothesis is an algebraic statement that some population parameter has a _______ .

Answer

Correct Answer:
Both a & b

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One-Sample Test uses information from a sample (its mean, SD, and N) to decide whether a _________ value for the unknown population

Answer

Correct Answer:
Specific hypothesized

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Null hypothesis significance testing involves the selection of an alpha level to limit the risk of Type I error, statements of null and alternative hypotheses .

Answer

Correct Answer:
True

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