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    Correlation, Regression Analysis, Coefficient of Correlation

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    (a) How does correlation analysis differ from regression analysis?
    (b) What does a correlation coefficient reveal?
    (c) State the quick rule for a significant correlation and explain its limitations.
    (d) What sums are needed to calculate a correlation coefficient?
    (e) What are the two ways of testing a correlation coefficient for significance?

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    https://brainmass.com/statistics/regression-analysis/correlation-regression-analysis-coefficient-of-correlation-174379

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