Asked by Jennifer
The Econ Dpt final has 30 questions that are multiple choice. There are 5 possible answers. If you guessed the answers to all the questions, how many would you expect to get right. Choices are 6, 7.5, 7?
Answers
Answered by
Ms. Sue
You have 20% chance of getting each answer right.
0.2 * 30 = ?
0.2 * 30 = ?
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