The following table gives a distribution of wages of 1200 workers.
Wage in Rs: 100-120 120-140 140-160 160-180 180-200 200-220 220-240
no of workers:53 10 100 500 320 175 42 .
Find the probability that a worker selected has wage (1) under Rs. 140 (ii) above 200 (iii) between 140 and 200
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pls check the pic..im sorry coz its blur
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