Find the average of 20.9 , 16.8, 10.9, 26.5 , 15.4
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Answered by
2
average/ mean = sum of all observations/ number of observations
= 20.9+16.8+10.9+26.5+15.4/5
=90.5/5
=18.1
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Answered by
1
Answer:
78.18
Explanation:
20.9+16.8+10.9+26.5+15.4/5= 78.18
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