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MathematicsMathematics
6 April, 07:22

A company has two separate offices. One office has a color printer and the other office has a black and white

printer. The number of pages printed daily on the color printer varies with Hc = 1800 and o c = 140. The

number of pages printed on the black and white printer varies with Mbw = 2000 and Obw = 250. Assume that

the numbers of pages printed by the offices are independent of each other.

KLM

1. Find the mean and standard deviation of the total number of pages printed by both offices on one

particular day.

M

2. Find the mean and standard deviation of the difference in the total number of pages printed by these

offices on one particular day.

+4
Answers (1)
  1. B
    6 April, 09:49
    0
    the larger of two printers being used to print the payroll for a major corporation requres 40 min. to print the payroll. So the smaller printer's payroll printing rate is

    1 payroll per x min or or

    >> ... After both printers have been operating for 10 min, the larger printer malfunctions ... <<

    So the fraction of the payroll that the larger printer did in the 10 minutes

    is = payroll.
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Home » Mathematics » A company has two separate offices. One office has a color printer and the other office has a black and white printer. The number of pages printed daily on the color printer varies with Hc = 1800 and o c = 140.
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