Homework Help: Stats

Posted by Lacey on Thursday, March 31, 2011 at 9:30am.

An instructor gives a test with 20 multiple choice questions. There are 4 responses per questions and only one choice correct. The test also has 30 True/False questions. Determine the probability a student randomly guessing on all questions and correctly answering no more than 8 multiple choice questions and at most 12 True/False questions.

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