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Question
One hundred percent of the scores in a normal distribution fall within plus or minus two standard deviations of the mean.Answer
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For which statistical test does the formula given below apply? A.Z-test
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A.index numbers
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When a researcher combines the "Strongly Disagree" and "Disagree" responses on a Likert scale item to a single "Strongly Disagree/Disagree" percentage, this is an example of _____.
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