Calculate mean
Imcome : o-10 10-20 20-30 30-40 40-50
नंबर ऑफ पर्सन : 6. 14. 20. 7. 3.
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Answered by
3
Answer:
22
Step-by-step explanation:
Class Interval frequency (fi) Mid value fixi
0-10 12 5 60
10-20 16 15 240
20-30 6 25 150
30-40 7 35 245
40-50 9 45 405
N=∑fi=50 ∑fixi=1100
∴Mean=∑fixi ∑fi
=1100/50
=22
please make it branilest
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