निम्न समंकों से समान्तर माध्य का गणना कीजिए:
Calculate the arithmetic mean of the following series :
Weekly Wages (₹)
Below 20,20-50,50-90,90-140,140 & Above
No. of Workers
10 20 40 15
15
Answers
Answered by
0
Answer:
20
Step-by-step explanation:
arithmetic mean = 10+20+40+15+15/5
=100/5
=20
Answered by
0
Step-by-step explanation:
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