The following statistics represent weekly salaries at a construction company Mea

Question

The following statistics represent weekly salaries at a construction company Mean Median Mode $535 $615 $505 First quartile $455 Third quartile $735 83rd percentile $875 The most common salary is $505 The salary that half the employees' salaries surpass is $ The percent of employees' salaries that surpassed $735 is %. The percent of employees' salaries that were less than $455 is %. The percent of employees' salaries that surpassed $875 is %. If the company has 100 employees, the total weekly salary of all employees is S$

Explanation / Answer

(a)

The most common salary is $505

EXPLANATION: Mode is the value that appears most often.

(b)

The salary that half the emploees' salaries surpass is $615

EXPLANATION : Median divides the data into two equal halves.

(c)

The percent of emploees' salaries that surpassed $735 is 25%

EXPLANATION:

Percent of data after Q3 is 25%

(d)

The percent of employees' salaries less than $455 is 25%

EXPLANATION:

Percent of data before Q1 is 25%

(e) The percent of employees' salaries that supased $875 is 17 %

EXPLANATION:

Percent of data after 83rd percentile is 17%

(f)

Total weekly salary = 535 X 100 = $53500

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