5. Find the mean of the following:
22,23,12,20,15
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Answered by
5
mean=sum of observations / no of observations
= 22+23+12+20+15/5
= 92/5
= 18.4
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Answer: given observations are 22 , 23 , 12 , 20 , 15
mean = sum of the observations/total number of observations
mean =22+23+12+20+15/5
mean = 92/5
mean =18.4
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