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In both cases, give a number of data points, n, and a correlation coefficient, r. Draw a number of data points, n, and a correlation coefficient, r. Tell whether the correlation is significant at 0.05 or 0.01 level, explain.
n=50 points, r=0.35.
n=20 points, r=0.58.
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The American Automobile Association checks the prices of gasoline before many holiday weekends. Listed below are the self-service prices for a sample of 15 retail outlets during the May 2003 Memorial Day weekend in the Detroit
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Explain in words general pattern of correlation is statistically important.
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Determine a 95% confidence interval for the population mean.
Create a mixed integer programming model for this problem.
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