Internal Assignment Applicable for December 2019 Examination ii.

finance

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Internal Assignment Applicable for December 2019 Examination ii. Calculate the correlation coefficient between fixed acidity and volatile acidity and between residual sugar and chlorides. Comment on the strength and direction of association for the two variable pairs. iii. What can be stated about the cause-effect relationship between fixed acidity and volatile acidity, based on the correlation coefficient score? (10 Marks) 2. For the data in the table below: i. What do high kurtosis and skewness figures denote? ii. Free Sulphur dioxide and total Sulphur dioxide have mean, median and modes that differ substantially from each other. What can you infer from this? iii. By looking at the descriptive stats of the variables, identify two that may be closest to being normally distributed. Why?

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