In 2010, a survey was given to 822 teenagers, aged 13 to 17, randomly selected by the allup Poll. 84% said they had regular access to the internet. A) What is the margin of error? B) Give an interval that is likely to contain the exact percent of teenagers with regular access to the internet. C) What number of teenagers responded that they have regular access to the internet?

In 2010, a survey was given to 822 teenagers, aged 13 to 17, randomly selected by the allup Poll. 84% said they had regular access to the internet. A) What is the margin of error? B) Give an interval that is likely to contain the exact percent of teenagers with regular access to the internet. C) What number of teenagers responded that they have regular access to the internet?

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

2) In 2010, a survey was given to 822 teenagers, aged 13 to 17, randomly selected by the
Gallup Poll. 84% said they had regular access to the internet.
A) What is the margin of error?
B) Give an interval that is likely to contain the exact percent of teenagers with
regular access to the internet.
C) What number of teenagers responded that they have regular access to the
internet?

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