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1. |
The total revenue (in crores) of five leather goods companies are as two companies have revenues between 10-20, one company has revenue between 20-30 and one company has revenue between 30-40 then the standard deviation is |
A. | 7.9 |
B. | 4.9 |
C. | 5.9 |
D. | 6.9 |
Answer» C. 5.9 | |