Feofc Feofc
  • 11-01-2023
  • Mathematics
contestada

The mean length of 10 childrens' index finger is 6.8cm.
The mean length of 7 adults' index finger is 12.8cm.
What is the mean length (rounded to 2 DP) of these 17 people's index finger?

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icansinomateo1 icansinomateo1
  • 11-01-2023

Answer:

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