Question

Anita found out the number of members in all the clubs at her school. Number of members Number of clubs 13 3 26 2 32 1 48 3 84 1 X is the number of members that a randomly chosen club has. What is the expected value of X? Write your answer as a decimal.

Answer 1

np(x) = number of members x p(x)

Expected value of x = 35.1