exercise:3e9befe735: Difference between revisions
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(Created page with "<div class="d-none"><math> \newcommand{\NA}{{\rm NA}} \newcommand{\mat}[1]{{\bf#1}} \newcommand{\exref}[1]{\ref{##1}} \newcommand{\secstoprocess}{\all} \newcommand{\NA}{{\rm NA}} \newcommand{\mathds}{\mathbb}</math></div> A true-false examination has 48 questions. June has probability 3/4 of answering a question correctly. April just guesses on each question. A passing score is 30 or more correct answers. Compare the probability that June passes the exam with...") |
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A true-false examination has 48 questions. June has probability 3/4 of answering a question correctly. April just guesses on each question. A | |||
answering a question correctly. April just guesses on each question. A | |||
passing score is 30 or more correct answers. Compare the probability that June | passing score is 30 or more correct answers. Compare the probability that June | ||
passes the exam with the probability that April passes it. | passes the exam with the probability that April passes it. | ||
Latest revision as of 22:56, 14 June 2024
A true-false examination has 48 questions. June has probability 3/4 of answering a question correctly. April just guesses on each question. A passing score is 30 or more correct answers. Compare the probability that June passes the exam with the probability that April passes it.