Question

A section of an exam contains four true–false questions. A completed exam paper is selected at random, and the four answers are recorded. Round your answers to four decimal places if necessary.

a. true
b. false

Answer 1

The correct option is a - true

Explanation:

• P(an answer is True) = 1/2 = 0.5

• Number of questions = 4

• P(all the answers are True) = (1/2)^4

• = 1/16

• = 0.0625