A student takes a 32-question multiple choice exam but did not study and randomly guesses each answer. Each question has three possible choices for the answer- Find the probability that the student guesses more than 75 percent of the questions correctly. X~B( P(x (< or >) 24) 1 - binomcdf ( P = 24 is 75% of 32.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A student takes a 32-question multiple choice exam
but did not study and randomly guesses each answer.
Each question has three possible choices for the answer.
Find the probability that the student guesses more
than 75 percent of the questions correctly.
X-B(
P( x
(< or >) 24)
1 - binomcdf (
P =
24 is 75% of 32.
Transcribed Image Text:A student takes a 32-question multiple choice exam but did not study and randomly guesses each answer. Each question has three possible choices for the answer. Find the probability that the student guesses more than 75 percent of the questions correctly. X-B( P( x (< or >) 24) 1 - binomcdf ( P = 24 is 75% of 32.
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