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Mathematics, 07.02.2022 02:00 annekacoleman
The mean length of 4 childrens' index finger is 8.6cm. The mean length of 11 adults' index finger is 17.8cm. What is the mean length (rounded to 2 DP) of these 15 people's index finger?
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The mean length of 4 childrens' index finger is 8.6cm. The mean length of 11 adults' index finger is...
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