Find The Mean Of The Following Distribution By Assumed Mean Method. The first step is to choose one among the xis as the assumed mean and denote it by a. Dec 07 2020 Ex 141 2 Consider the following distribution of daily wages of 50 workers of a factory.
A fd N Here A is the assumed mean. Calculating the Mean using Step deviation method. 2 0 5 0 2 0 7 0.
D_i Ʃ f_i 502760220 50 1255 x 6255.
Mean overlinexafracsum f_id_isum f_i Here. The first step is to choose one among the xis as the assumed mean and denote it by a. I A Assumed mean of the given data Summation of the frequencies given in the grouped data f u Summation of the frequencies and deviation of a given mean data u i x A i Class interval width X arithmetic mean X 5 0 4 0 4 0. 4 Use the above formula and find the mean.
