Rework problem 7 from section 2.3 of your text. Assume that the student has a cup with 15 writing implements: 8 pencils, 5 ball point pens, and 2 felt-tip pens. (1) In how many ways can the student select 3 writing implements? (2) In how many ways can the selection be made if no more than one ball point pen is selected?
Rework problem 7 from section 2.3 of your text. Assume that the student has a cup with 15 writing implements: 8 pencils, 5 ball point pens, and 2 felt-tip pens. (1) In how many ways can the student select 3 writing implements? (2) In how many ways can the selection be made if no more than one ball point pen is selected?
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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Transcribed Image Text:Rework problem 7 from section 2.3 of your text. Assume that the student has a cup with 15 writing implements: 8 pencils, 5
ball point pens, and 2 felt-tip pens.
(1) In how many ways can the student select 3 writing implements?
(2) In how many ways can the selection be made if no more than one ball point pen is selected?
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