Calculated by adding the returns of all mutual funds in a particular category and dividing the result by the number of such funds.
Ekekọrịta mkpụrụ - ego a na-enweta na ngalaba nke ọ bụla etinye ego na mpaghara ọ bụla, wee kpebie site na nha nke ụgwọ akwụrụ na òkè a.