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A professor gave her students six essay questions from
Chapter 2, Problem 13E(choose chapter or problem)
Problem 13E
A professor gave her students six essay questions from which she will select three for a test. A student has time to study for only three of these questions. What is the probability that, of the questions studied,
(a) at least one is selected for the test?
(b) all three are selected?
(c) exactly two are selected?
Questions & Answers
QUESTION:
Problem 13E
A professor gave her students six essay questions from which she will select three for a test. A student has time to study for only three of these questions. What is the probability that, of the questions studied,
(a) at least one is selected for the test?
(b) all three are selected?
(c) exactly two are selected?
ANSWER:Answer:
Step 1 of 4:
Given that, a professor gave her students six essay questions from which she will select three for a test. A student has time to study for only three of these questions.