A marketing firm wanted to estimate the true proportion of protected homes today that have a home security system. The firm discovered 69% had home security systems from a random sample of 280. Estimate the true proportion of homes with security systems with 82% confidence. A MapsI Social Problems 8...Cal State Apply I..Express as a decimal rounded to two decimal placesSelect an answerv :Select an answer v =Express as a decimal rounded to two decimal placesSelect an answerSample Size: Select an answer v =Express as a decimal rounded to two decimal placesSelect an answerRound to two decimal places%Select an answer v%Complete the sentence below. (Write your numbers from least to greatest)Based on the answer above, we are% confident that the Select an answer v of homes that havea security system is between% and%.Submit Question

Given Data: n=280p∧=0.69 As "n" is large enough we will use normal approximation to calculate…

Answered: A marketing firm wanted to estimate the…

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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A marketing firm wanted to estimate the true proportion of protected homes today that have a home security system. The firm discovered 69% had home security systems from a random sample of 280. Estimate the true proportion of homes with security systems with 82% confidence.

A Maps
I Social Problems 8...
Cal State Apply I..
Express as a decimal rounded to two decimal places
Select an answer
v :
Select an answer v =
Express as a decimal rounded to two decimal places
Select an answer
Sample Size: Select an answer v =
Express as a decimal rounded to two decimal places
Select an answer
Round to two decimal places
%
Select an answer v
%
Complete the sentence below. (Write your numbers from least to greatest)
Based on the answer above, we are
% confident that the Select an answer v of homes that have
a security system is between
% and
%.
Submit Question

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