Question

two frequency distributions x and y with total number of observations 36 and 64 and means 4 and 3 are combined .what is the mean of the resultant distribution x+y?

Answer 1

Answer:

According to the question, And total number of observations = 36 + 64 = 100 Thus, mean = 336/100 = 3.36Read more on Sarthaks.com - https://www.sarthaks.com/145490/the-distribution-with-total-number-observations-and-mean-and-respectively-are-combined