A research company found that 11.3% of consumers surveyed used organic shampoo. The company claims that the survey is accurate within ±3.5%, 19 times out of 20. Approximately how many people did they survey? Show your work. ** Answer below or attach a file with your work **

A research company found that 11.3% of consumers surveyed used organic shampoo. The company claims that the survey is accurate within ±3.5%, 19 times out of 20. Approximately how many people did they survey? Show your work. Answer below or attach a file with your work

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.

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A research company found that 11.3% of consumers surveyed used organic
shampoo. The company claims that the survey is accurate within ±3.5%, 19 times out
of 20. Approximately how many people did they survey?
Show your work.
Answer below or attach a file with your work **
**

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