Answers

2016-04-15T10:46:10+05:30
Mean salary = 1450

total employee = 12

∑x/n= x/12 =1450 = 1450*12 = 17400

Now one more person is added whose salary is 1600

so the sum of all salary = 17400 + 1600 = 19000

now new mean = 19000/13 = 1461.53
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