SOLUTION: A multiple-choice quiz has 5 questions each with four (4) choices. You have no idea what the correct answer is to any question so you decide to guess each answer. The probability o
Algebra.Com
Question 1032316: A multiple-choice quiz has 5 questions each with four (4) choices. You have no idea what the correct answer is to any question so you decide to guess each answer. The probability of answering at least one question correctly is
A. 0.24
B. 0.25
C. 0.5
D. 0.76
E. 0.06
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
If a choice has to be made for each question (discounting any unanswered questions), the probability is , to four significant figures. This is closest to D. 0.76.
RELATED QUESTIONS
A multiple-choice quiz has 5 questions each with four (4) choices. You have no idea what... (answered by ewatrrr)
A multiple-choice quiz has 5 questions each with four (4) choices. You have no idea what... (answered by richard1234)
Guessing A multiple choice quiz has three questions, each with five answer choices. Only (answered by stanbon)
Exhibit 4. A very short quiz has two multiple choice questions with first question... (answered by reviewermath)
A multiple choice quiz has 5 questions. Each question has 4 choices. What is the... (answered by ikleyn,rothauserc)
A quiz has 5 multiple choice questions. There are 3 choices for each question, with only... (answered by sudhanshu_kmr)
Suppose that each question of a three-question multiple choice quiz has 5 choices. If you (answered by stanbon)
A quiz has 4 multiple-choice questions. Each question has 5 choices, 1 being correct and... (answered by ikleyn,MathTherapy)
a student is taking a multiple choice exam in whihc each question has 4 choices. there... (answered by stanbon)