Question 3 The management of a health insurance company wants to know the percentage of its policyholders who have tried alternative treatments (such as acupuncture, herbal therapy, etc.). A random sample of 20 of the company’s policy holders were asked whether or not they have ever tried such treatments. The following are their responses. a. What is the point estimate of the population proportion? b. Make a 90% confidence interval for the percentage of this company’s policyholders who have tried alternative treatments.
Question 3 The management of a health insurance company wants to know the percentage of its policyholders who have tried alternative treatments (such as acupuncture, herbal therapy, etc.). A random sample of 20 of the company’s policy holders were asked whether or not they have ever tried such treatments. The following are their responses. a. What is the point estimate of the population proportion? b. Make a 90% confidence interval for the percentage of this company’s policyholders who have tried alternative treatments.
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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Question 3
The management of a health insurance company wants to know the percentage of its policyholders
who have tried alternative treatments (such as acupuncture, herbal therapy, etc.). A random sample
of 20 of the company’s policy holders were asked whether or not they have ever tried such
treatments. The following are their responses.
a. What is the point estimate of the population proportion?
b. Make a 90% confidence interval for the percentage of this company’s policyholders who
have tried alternative treatments.
Transcribed Image Text:No
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No
No
No
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No
Yes
No
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