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The university decided to conduct a satisfaction survey to assess the proportion of students likely to drop out. or change courses and, for that, a random sample of 900 students is selected. The result of this sample revealed that the number of students with a tendency to drop out or change courses was 50%. The 95% optimistic confidence interval for the proportion is approximately  (Use ?? / 2  = ± 1.96)

The university decided to conduct a satisfaction survey to assess the proportion of students likely to drop out. or change courses and, for that, a random sample of 900 students is selected. The result of this sample revealed that the number of students with a tendency to drop out or change courses was 50%. The 95% optimistic confidence interval for the proportion is approximately  (Use ?? / 2  = ± 1.96)

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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The university decided to conduct a satisfaction survey to assess the proportion of students likely to drop out. or change courses and, for that, a random sample of 900 students is selected. The result of this sample revealed that the number of students with a tendency to drop out or change courses was 50%. The 95% optimistic confidence interval for the proportion is approximately  (Use ?? / 2
 = ± 1.96)
 a)50% ± 3.11%.
b) 50% ± 3.80%.
c) 50% ± 1.00%.
d) 50% ± 2.60%.
e)50% ± 3.26%.

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