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1. A survey is to be conducted to estimate the proportion of individuals in a city who favor a particular political candidate. What is the minimum sample size required to ensure that the margin of error in the estimate is at most 3% when the level of confidence is 90%?

1. A survey is to be conducted to estimate the proportion of individuals in a city who favor a particular political candidate. What is the minimum sample size required to ensure that the margin of error in the estimate is at most 3% when the level of confidence is 90%?

MATLAB: An Introduction with Applications
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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STAT2507A - December 7th, 2022 (to be submitted in-person to the Instructor) 1. A survey is to be conducted to estimate the proportion of individuals in a city who favor a particular political candidate. What is the minimum sample size required to ensure that the margin of error in the estimate is at most 3% when the level of confidence is 90%? 0 2. A sample of 12 radon detectors of a certain type was selected, and each was exposed to 10 pCi/L of radon. The resulting readings were as follows: 104.3, 89.6, 89.9, 95.6, 95.2, 90.0, 98.8, 103.7, 98.3, 106.4, 102.0, 91.1 Notes Ama 2022-08-20 Locked Notes @ 2 7 W F2 #3 80 F3 E 54 $ a F4 B BO CU R % 5 I 0 F5 T MacBook Air 6 F6 Y & 7 F7 * U 8 DII FB ( F9 O O
Transcribed Image Text:STAT2507A - December 7th, 2022 (to be submitted in-person to the Instructor) 1. A survey is to be conducted to estimate the proportion of individuals in a city who favor a particular political candidate. What is the minimum sample size required to ensure that the margin of error in the estimate is at most 3% when the level of confidence is 90%? 0 2. A sample of 12 radon detectors of a certain type was selected, and each was exposed to 10 pCi/L of radon. The resulting readings were as follows: 104.3, 89.6, 89.9, 95.6, 95.2, 90.0, 98.8, 103.7, 98.3, 106.4, 102.0, 91.1 Notes Ama 2022-08-20 Locked Notes @ 2 7 W F2 #3 80 F3 E 54 $ a F4 B BO CU R % 5 I 0 F5 T MacBook Air 6 F6 Y & 7 F7 * U 8 DII FB ( F9 O O
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