The table below shows the distribution of daily wages (in Rs) of 40 workers of a factory

MATHEMATICS · Subjective · CBSE · Mathematics · Statistics · Statistics

Problem

The table below shows the distribution of daily wages (in Rs) of 40 workers of a factory.
Daily wage (Rs)100–120120–140140–160160–180180–200200–220
Number of workers4610974
(a) Find the average daily wage of the workers, correct to two decimal places. (b) If every worker receives an additional allowance of Rs 10 per day, determine the new average daily wage.

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