Adiscrete randem variable is a variable that is randomly chosen and can only take on certain values.
a. true
b. false

A. True.

Step-by-step explanation:

For example,  the results of throwing a fair dice. The variable can only be 1,2,3,4,5,6.

where are the options?

step-by-step explanation:

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5