THE MEAN OF THIS DATES 12,9,12,12,9,10,14,12,9 IS
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SUM OF THE OBSERVATIONS/NO. OF OBSERVATIONS
12+9+12+12+9+10+14+12+9/9=99/9
=11
●So , the mean of these observations is 11
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Step-by-step explanation:
SUM OF THE OBSERVATIONS/NO. OF OBSERVATIONS
12+9+12+12+9+10+14+12+9/9=99/9
=11
●So , the mean of these observations is 11
thank my answer
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