3. Suppose that 10 balls are put into 5 boxes, with each ball independently being put in any one of the boxes with equal likelihood. balls. any (a) Find the expected number of boxes that do not have (b) Find the expected number of boxes that have exactly 1 ball.
3. Suppose that 10 balls are put into 5 boxes, with each ball independently being put in any one of the boxes with equal likelihood. balls. any (a) Find the expected number of boxes that do not have (b) Find the expected number of boxes that have exactly 1 ball.
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:3. Suppose that 10 balls are put into 5 boxes, with each ball independently being put in any one of the
boxes with equal likelihood.
(a) Find the expected number of boxes that do not have any balls.
(b) Find the expected number of boxes that have exactly 1 ball.
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