Use the sample data and confidence level given below to complete parts (a) through (d). In a study of cell phone use and brain hemispheric dominance, an Internet survey was e-mailed to 2325 subjects randomly selected from an online group involved with ears. 1128 surveys were returned. Construct a 95% confidence interval for the proportion of returned surveys. a) Find the best point estimate of the population proportion p. b) Identify the value of the margin of err
Use the sample data and confidence level given below to complete parts (a) through (d). In a study of cell phone use and brain hemispheric dominance, an Internet survey was e-mailed to 2325 subjects randomly selected from an online group involved with ears. 1128 surveys were returned. Construct a 95% confidence interval for the proportion of returned surveys. a) Find the best point estimate of the population proportion p. b) Identify the value of the margin of err
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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Use the sample data and confidence level given below to complete parts (a) through (d).
In a study of cell phone use and brain hemispheric dominance, an Internet survey was e-mailed to 2325 subjects randomly selected from an online group involved with ears. 1128 surveys were returned. Construct a 95%
confidence interval for the proportion of returned surveys.
confidence interval for the proportion of returned surveys.
a) Find the best point estimate of the population proportion p.
b) Identify the value of the margin of error E.
d) Write a statement that correctly interprets the confidence interval. Choose the correct answer below.
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