A test consists of 10 true or false questions. To pass the test a student must answer at least eight questions correctly. If the student guesses on each question, what is the probability that the student will pass the test? O A. 0.200 O B. 0.800 OC. 0.055 OD. 0.080

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A test consists of 10 true or false questions. To pass the test a student must answer at least eight questions correctly. If the student guesses on each question, what is the probability that the student will pass the test?
O A. 0.200
O B. 0.800
O C. 0.055
O D. 0.080
Transcribed Image Text:A test consists of 10 true or false questions. To pass the test a student must answer at least eight questions correctly. If the student guesses on each question, what is the probability that the student will pass the test? O A. 0.200 O B. 0.800 O C. 0.055 O D. 0.080
At a raffle, 10,000 tickets are sold at $5 each for three prizes valued at $4,800, $1,200, and $400. What is the expected value of one ticket?
A. $4.36
B. -$4.36
O C. $0.64
O D. - $0.64
Transcribed Image Text:At a raffle, 10,000 tickets are sold at $5 each for three prizes valued at $4,800, $1,200, and $400. What is the expected value of one ticket? A. $4.36 B. -$4.36 O C. $0.64 O D. - $0.64
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