An IQ test contains (20) multiple choice questions. You have to answer all of these questions knowing that the pass grade for this test is to answer (10) or more questions correctly. Assume that you will answer the questions randomly and the probability for answering each question correctly is (0.6). A. What is the probability that you will pass the test? B. What is the probability that you will answer all questions correctly? C. What is the probability that you will answer all questions wrongly?

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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An IQ test contains (20) multiple choice questions. You have to answer all of these questions knowing that the pass grade for this test is to answer (10) or more questions correctly. Assume that you will answer the questions randomly and the probability for answering each question correctly is (0.6).
A. What is the probability that you will pass the test?
B. What is the probability that you will answer all questions correctly?
C. What is the probability that you will answer all questions wrongly?
D. What is the probability that you will answer at most three questions wrongly?
E. What is the probability that you will answer at least three questions correctly?
F. What is the probability that you will answer the first three questions correctly?
G. What is the probability that you will answer only the first three questions correctly?

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