Suppose a poll is taken to see which cell phone brands students have and it is found that 37% owned an iPhone, 28% owned a Samsung and 16% owned a Nexus. Suppose that four students are randomly selected (with replacement) from this sample a) What is the probability
Suppose a poll is taken to see which cell phone brands students have and it is found that 37% owned an iPhone, 28% owned a Samsung and 16% owned a Nexus. Suppose that four students are randomly selected (with replacement) from this sample a) What is the probability
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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Question
Suppose a poll is taken to see which cell phone brands students have and it is found that 37% owned an iPhone, 28% owned a Samsung and 16% owned a Nexus. Suppose that four students are randomly selected (with replacement) from this sample
a) What is the
b) What is the probability that none of the four randomly selected students owns a Samsung?
c) What is the probability that at least one of the four randomly selected students own a Nexus
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Step 1
Formula :
Binomial distribution is given by
![0](https://firebasestorage.googleapis.com/v0/b/sangha-633e1.appspot.com/o/CodeCogsEqn.png?alt=media&token=f9d17ef0-9afa-4e3e-8273-acc266223fd9)
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