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Pearson's correlation coefficient (r) requires that both variables be interval or ratio data.
Q7: Using the first observed data value is
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Q42: The null hypothesis for a chi-square contingency
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Q63: The Wilcoxon rank sum test (Mann-Whitney test)utilizes
Q64: If y<sub>t</sub> = 544e<sup>0.07</sup><sup>t</sup> then the forecast
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Q109: The ordinary least squares (OLS)method of estimation
Q113: For a given sample size and α