A student randomly guesses the answers to a five-question true/false test.If there is a 50% chance of guessing correctly on each question, what is the probability that the student misses no questions?
A)0.000
B)0.200
C)0.500
D)0.031
E)1.000

Question

Quizplus · Accepted Answer

The probability of guessing correctly on each question is 0.5. Since there are five questions and the student needs to guess all of them correctly, the probability is $0.5^5 = 0.03125$, which rounds to 0.031.

A Student Randomly Guesses the Answers to a Five-Question True/false