medicine. In a recent survey, 2500 teenagers are asked whether or not they use that particular product. The responses, categorized by sex, are summarized below. Sex Use acne Don't use acne Female 540 810 Male 391 759 Estimate with 90% confidence the difference in the proportion of male and female users of the acne medicine. O a. Between 0.0221 and 0.0978 O b. Between 0.0103 and 0.1097 O c. Between 0.0282 and 0.0917 O d. Between 0.0150 and 0.1049 Oe Rotweon 0.0353 and 0 0847
medicine. In a recent survey, 2500 teenagers are asked whether or not they use that particular product. The responses, categorized by sex, are summarized below. Sex Use acne Don't use acne Female 540 810 Male 391 759 Estimate with 90% confidence the difference in the proportion of male and female users of the acne medicine. O a. Between 0.0221 and 0.0978 O b. Between 0.0103 and 0.1097 O c. Between 0.0282 and 0.0917 O d. Between 0.0150 and 0.1049 Oe Rotweon 0.0353 and 0 0847
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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Transcribed Image Text:The marketing manager of a pharmaceutical company believes that more girls than boys use its acne
medicine. In a recent survey, 2500 teenagers are asked whether or not they use that particular product. The
responses, categorized by sex, are summarized below.
Sex
Use acne
Don't use acne
Female
540
810
Male
391
759
Estimate with 90% confidence the difference in the proportion of male and female users of the acne medicine.
a. Between 0.0221 and 0.0978
b. Between 0.0103 and 0.1097
c. Between 0.0282 and 0.0917
O d. Between 0.0150 and 0.1049
e. Between 0.0353 and 0.0847
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