Get detailed and accurate responses to your questions on IDNLearn.com. Find the answers you need quickly and accurately with help from our knowledgeable and experienced experts.

Harlene tosses two number cubes. If a sum of 8 or 12 comes up, she gets 9 points. If not, she loses 2 points. What is the expected value of the number of points for one roll?
Negative two-thirds
Negative one-sixth
one-sixth
Two-thirds