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The wages of a group of workers in dollars is stated below; 40, 30, 70,...

Economics
WAEC 2019

The wages of a group of workers in dollars is stated below;

40, 30, 70, 20, 60, 10, 10, 80, 30, and 10.

What is the mean wage

  • A. $35
  • B. $36
  • C. $37
  • D. $38
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Correct Answer: Option B
Explanation

Mean is gotten as the sum of the terms divided by the number of terms. That is, 

sum of the terms
number of terms

\(\frac{40 +30 + 70 + 20 + 60 +10 +10 + 80 + 30 + 10}{10}\)

\(\frac{360}{10}\) = $36


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