A quiz consists of 10 multiple-choice questions each with 4 possible choices. For someone who makes random guesses for all the questions, find the probability of passing if the minimum passing grade is 90% a. 2.556x10-3 b. 3.012x10-4 c. 2.956x10-5 d. 2.991x10-7

A quiz consists of 10 multiple-choice questions each with 4 possible choices. For someone who makes random guesses for all the questions, find the probability of passing if the minimum passing grade is 90% a. 2.556x10-3 b. 3.012x10-4 c. 2.956x10-5 d. 2.991x10-7

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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Question

a. 2.556x10^-3

b. 3.012x10^-4

c. 2.956x10^-5

d. 2.991x10^-7

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