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4 October, 09:14

U

Isaiah collects data from two different companies, each with four

employees. The results of the study, based on each worker's age and

salary, are listed in the tables below.

Company 1 Company 2

Worker's Salary Worker's Salary

Age in in Age in in

Years Dollars Years Dollars

25 30,000 25 29,000

27 32,000 28 35,500

28 35,000 29 37,000

33 38,000 31 65,000

Which statement is true about these data?

(1) The median salaries in both companies are greater than $37,000.

(2) The mean salary in company 1 is greater than the mean salary in

company 2.

(3) The salary range in company 2 is greater than the salary range in

company 1.

(4) The mean age of workers at company 1 is greater than the mean

age of workers at company 2.

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Answers (1)
  1. 4 October, 09:33
    0
    True. 3) The salary range in company 2 is greater than the salary range in company 1.

    Range is computed by subtracting the lowest number from the highest number.

    Company Highest Lowest Range

    1 38,000 30,000 8,000

    2 65,000 29,000 36,000

    Company Median Mean Salary Mean Age

    1 33,500 33,750 28.25

    2 36,250 41,625 28.25
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