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The following data represents the weekly wages (in Rs) of 15 workers in a factory :900, 850, 800, 850, 800, 750, 950, 900, 950, 800, 750, 900, 750, 800 and 850.Prepare a frequency distribution table. Now find,(i) how many workers are getting less than Rs 850 per week?(ii) how many workers are getting more than Rs 800 per week? |
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Answer» The required frequency table will be as shown below :
(i) Workers getting less than Rs 850 per week No. of workers getting Rs 750 = 3 workers No. of workers getting Rs 800 = 4 works ∴ Workers getting less than Rs 850 = 4 + 3 = 7 workers (ii) Workers are getting more than Rs 800 per week No. of workers getting Rs 850 = 3 No. of workers getting Rs 900 = 3 No. of workers getting Rs 950 = 2 ∴ Workers getting more than Rs 800 = 3 + 3 + 2 = 8 worker |
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