Question

Suppose you roll two dice. Find the number of elements in the event space of rolling a sum of 9.

Answer 1

4

Answer 2

I think the number of possible combinations (elements in the event space) will be 6*6, since each die has six sides.

Answer 3

"Find the number of elements in the event space of rolling a sum of 9"
means
"How many ways you can roll a 9?"

Answer 4

It is a strange way to put the question.
Usually the sample space is all the events and a subset is an event