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Mathematics, 22.05.2020 23:06, Raekwon3232
On a quiz there are four multiple-choice questions worth 3 points each and two true/false questions
worth 1 point each. Each multiple-choice question has five possible choices. If a student randomly
guesses on each question, what is the expected value of the student's score on the test?
a 1.8
b 5.4
c 3.4.
d 2.8
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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Mathematics, 21.06.2019 16:10, Calvinailove13
Pls! does anybody know a shortcut for answering these types of questions in the future?
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