statistics
posted by maha .
mean wage of 5 employee is Rs.1000 of the wages of 4 emoloyee are Rs 800 rs 1200 rs 1300 rs 900.find the wages of 5th employee?

statistics 
PsyDAG
Mean = Σx/n
1000 = (800+1200+1300+900+x)/5
Solve for x.
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