Mathematics, 29.10.2020 18:10, Jalyn1060

? The mean length of 4 childrens' big finger is 11.6cm.
The mean length of 3 adults' big finger is 16.4cm.
What is the mean length (rounded to 2 DP) of these 7 people's big finger?

Answers: 3

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? The mean length of 4 childrens' big finger is 11.6cm.
The mean length of 3 adults' big finge...