An order for an automobile can select the base model or add

An order for an automobile can select the base model or add any number of 15 options. The random variable is the number of options selected in an order. Determine the range (possible values) of the random variable.

Solution

Let X is random variable and which is the number of options selected in an order.

i.e. X 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 (options) 16(base model)

Total values 1 to 16

Range = maximum value - minimum value = 16 - 1 = 15