Mathematics

Problem

The daily wages (in rupees) of 50 factory workers are given below:

Wages (₹)	200–250	250–300	300–350	350–400	400–450
Number of workers	4	9	15	13	9

(a) Construct the ‘less than’ cumulative frequency table for the data. (b) Using the cumulative frequencies found in part (a), determine how many workers earn less than ₹350 per day. (c) Identify the wage class in which the median wage of the workers lies.

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