The Weekly Salaries (In Dollars)of 24 Randomly Selected Employees of a Company

question 36

Multiple Choice

The weekly salaries (in dollars) of 24 randomly selected employees of a company are shown below,and displayed on the following boxplot.
Find the IQR and the standard deviation.Which is the most appropriate measure of spread?

• A)IQR: $789.3;standard deviation: $740 The IQR is the most appropriate measure of centre,because of the outliers.
• B)IQR: $715;standard deviation: $769 The standard deviation is the most appropriate measure of centre,because of the outliers.
• C)IQR: $715;standard deviation: $769 The standard deviation is the most appropriate measure of centre,because the outliers are not significant in the distribution.
• D)IQR: $715;standard deviation: $769 The IQR is the most appropriate measure of centre,because the outliers are not significant in the distribution.
• E)IQR: $715;standard deviation: $769 The IQR is the most appropriate measure of centre,because of the outliers.

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Definitions:

Examination Table

A piece of medical furniture used for supporting patients during medical examinations.

Nutritional Assessment

Evaluation of an individual’s dietary intake and nutritional status to identify deficiencies or excesses and inform dietary recommendations.

Sufficient Amino Acids

Adequate levels of amino acids required for protein synthesis and body function.

Eye-Level Position

The height or angle at which something is placed directly in line with the viewer's eyes.