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In factory, the daily wages (in Rs.) of ...

In factory, the daily wages (in Rs.) of 12 works are 75, 90 100, 120, 110, 114, 50, 60, 70, 105, 108, and 102. find the number of workers whose daily wage is less than the mean daily wage.

A

5

B

6

C

4

D

7

Text Solution

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The correct Answer is:
A
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The daily wages (in rupees) of 60 workers in a factory are given below Find the mean daily wages

Consider the following distribution of daily wages of 50 workers of a factory. Daily wages: 100-120 120-140 140-160 160-180 180-200 (in Rs). Number of 12 14 8 6 10 workers: Find the mean daily wages of the workers of the factory by using an appropriate method.

Knowledge Check

  • The average of 5 workers, whose daily wages are 80, 70, 120, 100 and 110 is

    A
    90
    B
    84
    C
    96
    D
    102

  • The quartile deviation of daily wages (in Rs) of 7 persons given 12, 7, 15, 10, 17, 19 and 25 is

    A
    `14.5`
    B
    `5`
    C
    `9`
    D
    `4.5`

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    The following distribution gives the daily income of 50 workers of a factory: Daily income (in Rs): 100-120 120-140 140-160 160-180 180-200 Number of workers: 12 14 8 6 10 Convert the above distribution to a less than type cumulative frequency distribution and draw its ogive.

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