There are 15 mobile phones in a package box, 9 of which are iphones. If atperson takes 5 phones from the box, what is the probability that at most two iphones will be picked from the box? (Input answer in 4 decimal places)
There are 15 mobile phones in a package box, 9 of which are iphones. If atperson takes 5 phones from the box, what is the probability that at most two iphones will be picked from the box? (Input answer in 4 decimal places)
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:There are 15 mobile phones in a package box, 9 of which are iphones. If a person takes 5 phones from the box, what is the probability that at most two iphones will
be picked from the box? (Input answer in 4 decimal places)
type your answer...
Transcribed Image Text:There are 15 mobile phones in a package box, 8 of which are iphones. If a person takes 5 phones from the box. What is the standard
deviation of the number of iphones in the sample? (Input answer in 4 decimal places)
type your answer...
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