1.

Calculate simple and weighted arithmetic mean from theWorkers | Daily wages | No. of workersMen60Women30Children2020

Answer»

When you find ameanfor a set of numbers, all the numbers carry an equalweight. For example, if you want to find thearithmetic meanof 1, 3, 5, 7, and 10: Add up your data points: 1 + 3 + 5 + 7 + 10 = 26. Divide by the number of items in the set: 26 / 5 = 5.2.

workers daily wages no.of workers total money men 60 50 30,00 women 40 30 1200 children 20 20 400 =/100 4600 mean /f(x)=4600/100=46



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