   Chapter 9.9, Problem 23ES ### Discrete Mathematics With Applicat...

5th Edition
EPP + 1 other
ISBN: 9781337694193

#### Solutions

Chapter
Section ### Discrete Mathematics With Applicat...

5th Edition
EPP + 1 other
ISBN: 9781337694193
Textbook Problem
1 views

To determine

To find out the probability that the student answers both the questions correctly.

Explanation

Given information:

All questions have five choices for the answer. For one of the two questions the student can eliminate two answer choices as incorrect but has no idea about the other answer choices.

Calculation:

According to the given information the following things can be written

A=event that student answers the question after eliminating two choicesP(A)=13A=event that student answers the question with f

To determine

To find out the probability that the student answers exactly one of the questions correctly.

To determine

To find out the probability that the student answers neither of the questions correctly.

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