1. Calculate arithmetic mean from the following data. 50, 60, 70, 80, 65, 70, 90

Valorkin asked Sep 3, 2023

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Valorkin asked Sep 3, 2023

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28 votes

Answer:

Here ,

sigma x=50+60+65+70+70+80+90=485

N=7

now,

Mean =sigma x÷N

=485÷7

=69.28

Jemma answered Sep 10, 2023

by Jemma

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