Question

the mean of 16,11,13,a,7,11 is zero then find a?
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Answer 1

Answer:

16+11+13+a+7+11/6=0

16+11+13+7=47

47/6=7.833

and if a=1

so,16+11+13+1+7+11/6=0

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Answer 2

Answer:

16+11+13+a+7+11/6=0

16+11+13+7=47

47/6=7.833

and if a=1

so,16+11+13+1+7+11/6=0