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CBSE Class 9 Answered

The monthly salary (in thousand rupees) of 50 workers in a factory are given below: Salary (in thousand Rupees) 5.2 6.9 8.2 10.5 12.2 14.0 No. of workers 8 9 10 12 6 5 Find the mean salary of a worker.
Asked by Topperlearning User | 09 Dec, 2013, 08:19: AM
answered-by-expert Expert Answer

Xi

fi

fixi

5.2

8

41.6

6.9

9

62.1

8.2

10

82.0

10.5

12

126.0

12.2

6

73.2

14

5

70.0

50

454.9

Mean Salary = 9.098.

Answered by | 09 Dec, 2013, 10:19: AM

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