8. Cell phones and surveys II The survey by the National Cen- ter for Health Statistics further found that 71% of adults ages 25-29 had only a cell phone and no landline. We randomly select four 25-29-year-olds: a) What is the probability that all of these adults have only a cell phone and no landline? b) What is the probability that none of these adults have only a cell phone and no landline? c) What is the probability that at least one of these adults has only a cell phone and no landline?

8. Cell phones and surveys II The survey by the National Cen- ter for Health Statistics further found that 71% of adults ages 25-29 had only a cell phone and no landline. We randomly select four 25-29-year-olds: a) What is the probability that all of these adults have only a cell phone and no landline? b) What is the probability that none of these adults have only a cell phone and no landline? c) What is the probability that at least one of these adults has only a cell phone and no landline?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

8. Cell phones and surveys II The survey by the National Cen-
ter for Health Statistics further found that 71% of adults
25-29 had only a cell phone and no landline. We randomly
select four 25-29-year-olds:
ages
a) What is the probability that all of these adults have only a
cell phone and no landline?
b) What is the probability that none of these adults have only a
cell phone and no landline?
c) What is the probability that at least one of these adults has
only a cell phone and no landline?

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