36. The annual profit earned by 30 factories in an industrial area is given below.
Draw both ogives for the data and hence find the median.
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Answer:
15.4
Step-by-step explanation:
There is 0at the place of more than or equal to 40 so we should not take it. Hence n=7
30+28+16+14+10+7+3=108÷7=15.4
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