For a given frequency distribution, assumed mean = 25. sigma fidi =120 Sigma fi = 140. Then, mean =?
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Answered by
3
mean = sigma fidi / sigma fi
= 120/140
= 6 / 7
=0.857.....
Answered by
4
Answer:
Step-by-step explanation:
Mean = sigma fidi / sigma fi
Sigma fidi = 120
Sigma fi = 140
=120 / 140
=6/7
= 0.857
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