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January 31, 2015

January 31, 2015

Posted by **Jen** on Wednesday, July 20, 2011 at 1:40pm.

- Math-probability -
**PsyDAG**, Thursday, July 21, 2011 at 2:17amIf it is a sheer guess, the students have 4/5 chance of losing 2 points and 1/5 chance of gaining 5. Not answering is certain to get 0 points.

Does that help?

- Math-probability -
**Jen**, Thursday, July 21, 2011 at 7:47amyes thank you.

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