A multiple-choice test has 48 questions, each with four response choices. If a student is simply...

A multiple-choice test has 48 questions, each with four response choices. If a student is simply guessing at the answers,

1. What is the probability of guessing correctly for any individual question?

2. On average, how many questions would a student answer correctly for the entire test?

3. What is the probability that a student would get more than 15 questions correct? p(more than 15 answers correct)

4. What is the probability that a student would get 15 or more questions correct simply by guessing?

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Expert Solution

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orchestra answered 10 months ago

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