{"id":12026,"date":"2022-09-10T23:04:02","date_gmt":"2022-09-10T17:34:02","guid":{"rendered":"https:\/\/mathemerize.com\/?p=12026"},"modified":"2022-09-10T23:04:06","modified_gmt":"2022-09-10T17:34:06","slug":"consider-the-following-distribution-of-50-workers-of-a-factory-find-the-mean-daily-wages-of-the-workers-of-the-factory-by-using-an-appropriate-method","status":"publish","type":"post","link":"https:\/\/mathemerize.com\/consider-the-following-distribution-of-50-workers-of-a-factory-find-the-mean-daily-wages-of-the-workers-of-the-factory-by-using-an-appropriate-method\/","title":{"rendered":"Consider the following distribution of 50 workers of a factory. Find the mean daily wages of the workers of the factory by using an appropriate method."},"content":{"rendered":"\n
Daily Wages in Rupees<\/td> | 0 – 120 <\/td> | 120 – 140<\/td> | 14 – 160<\/td> | 160 – 180<\/td> | 180 – 200<\/td><\/tr> | |||||||||||||||||||||||||||||||||||
Number of Workers<\/td> | 12<\/td> | 14<\/td> | 8<\/td> | 6<\/td> | 10<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\nSolution :<\/h2>\n\n\n\nLet the assumed mean A = 150 and class size h = 50<\/p>\n\n\n\n So, \\(u_i\\) = \\(x_i – A\\over h\\) = \\(x_i – 150\\over 20\\)<\/p>\n\n\n\n So, \\(\\bar{x}\\) = A + h\\(\\sum f_iu_i\\over f_i\\) = 150 + 20 \\(\\times\\) \\(-12\\over 50\\)<\/p>\n\n\n\n = 150 – 4.8 = 145.2<\/p>\n\n\n\n Hence, mean = 145.20 <\/p>\n","protected":false},"excerpt":{"rendered":" Question : Daily Wages in Rupees 0 – 120 120 – 140 14 – 160 160 – 180 180 – 200 Number of Workers 12 14 8 6 10 Solution : Let the assumed mean A = 150 and class size h = 50 So, \\(u_i\\) = \\(x_i – A\\over h\\) = \\(x_i – 150\\over …<\/p>\n |