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The mean for this set of data is 95 what is the missing number 103,99,90,86,105,96,__

The mean for this set of data is 95 what is the missing number 103,99,90,86,105,96,__
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1 vote
The mean for this set of data is 95 what is the missing number
103,99,90,86,105,96,__

User Pablo Recalde
by
7.4k points

1 Answer

5 votes
The mean is just the arithmetic average:

(103+99+90+86+105+96+x)/7=95

(579+x)/7=95

579+x=665

x=86
User Andy Ray
by
8.1k points
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