Behavioral Sciences STAT

Mathematics

Quiz 7 :

Overview of Statistical Hypothesis Testing: the Z-Test

Quiz 7 :

Overview of Statistical Hypothesis Testing: the Z-Test

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A nonparametric procedure would not be done in conjunction with
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A

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Which of the following accurately defines a Type II error?
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D

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How would you report a nonsignificant z-obtained value of -.50 in a journal article?
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A

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Which of the following accurately defines a Type I error?
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What happens to the probability of committing a Type I error if the level of significance is changed from α = .01 to α = .05?
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Which of the following is correct regarding alternative hypotheses?
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When experimental results are significant, this means the ________ hypothesis has been ________ .
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Inferential statistics are used to
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Which of the following is correct regarding statistical hypotheses null hypothesis and alternative hypothesis)?
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Which of the following assumptions are common to all parametric statistics?
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Which of the following statements does not belong
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Which of the following is correct regarding experimental hypotheses?
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When is a one-tailed test used?
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If a sample mean is different from a particular population μ\mu , we can conclude the sample mean probably represents some other population or else
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The power of a statistical test is the probability of
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Which is not an assumption of a z-test?
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Which of the following tests is considered to be more powerful?
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Which of the following is true of any one-sample experiment?
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When statisticians report results as nonsignificant, the results are
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What is the typical alpha level selected by researchers?
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