You work for a marketing firm that has a large client in the automobile industry. estimate the proportion of households in Chicago that have two or more vehicles. You have been assigned to gather a random sample that could be used to estimate this proportion to within a 0.035 margin of error at a 95% level of confidence. a) With no prior research, what sample size should you gather in order to obtain a 0.035 margin of error? Round your answer up to the nearest whole number. n = households b) Your firm has decided that your plan is too expensive, and they wish to reduce the sample size required. You conduct a small preliminary sample, and you obtain a sample proportion of p information. what sample size should you gather in order to obtain a 0.035 margin of error? Round your 0.21. Using this new answer up to the nearest whole number. households

You work for a marketing firm that has a large client in the automobile industry. estimate the proportion of households in Chicago that have two or more vehicles. You have been assigned to gather a random sample that could be used to estimate this proportion to within a 0.035 margin of error at a 95% level of confidence. a) With no prior research, what sample size should you gather in order to obtain a 0.035 margin of error? Round your answer up to the nearest whole number. n = households b) Your firm has decided that your plan is too expensive, and they wish to reduce the sample size required. You conduct a small preliminary sample, and you obtain a sample proportion of p information. what sample size should you gather in order to obtain a 0.035 margin of error? Round your 0.21. Using this new answer up to the nearest whole number. households

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

100%

You work for a marketing firm that has a large client in the automobile industry. You have been asked to
estimate the proportion of households in Chicago that have two or more vehicles. You have been assigned
to gather a random sample that could be used to estimate this proportion to within a 0.035 margin of error
at a 95% level of confidence.
a) With no prior research, what sample size should you gather in order to obtain a 0.035 margin of error?
Round your answer up to the nearest whole number.
households
b) Your firm has decided that your plan is too expensive, and they wish to reduce the sample size required.
You conduct a small preliminary sample, and you obtain a sample proportion of p=
information. what sample size should you gather in order to obtain a 0.035 margin of error? Round your
0.21. Using this new
answer up to the nearest whole number.
households

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