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Calculate measure of spread that is not affected by outliers

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Reference no: EM131645500

Question: When PricewaterhouseCoopers Saratoga released its Human Capital Index Report, it indicated that the average hiring cost for an American company to fill a job vacancy was $3,270. Sample data for recent job hires is in a file titled Hired.

a. Calculate the variance and standard deviation for the sample data.

b. Construct a box and whisker plot. Does this plot indicate that extreme values (outliers) may be inflating the measures of spread calculated in part a?

c. Suggest and calculate a measure of spread that is not affected by outliers.

Reference no: EM131645500

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