Q9Short answer
The frequency distribution: x A 2A 3A 4A 5A 6A f 2 1 1 1 1 1 where A is a positive integer, has a variance of 160. Determine the value of A.
The frequency distribution: x A 2A 3A 4A 5A 6A f 2 1 1 1 1 1 where A is a positive integer, has a variance of 160. Determine the value of A.