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3. You want to know at 97% confidence interval, the proportion of estudents with failed subject. A previous record shows that 23% of those enrolled in the previous semester have failed subjects. You want to be accurate within 5% of the true proportion. Find the minimum sample size.

3. You want to know at 97% confidence interval, the proportion of estudents with failed subject. A previous record shows that 23% of those enrolled in the previous semester have failed subjects. You want to be accurate within 5% of the true proportion. Find the minimum sample size.

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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please answer no.3 in paper with full solution thank you so much

2. A certain sari-sari store sells 1 "lapad" of oil at 45 pesos per lapad bottle. The lapad bottle is approximately 375 ml but upon investigation of randomly sampled lapad bottle, the following are the measure of its contents (in ml). 370, 371, 372, 375, 376, 377, 380, 381, 360, 359. Find the 95% confidence interval for the mean of all lapad bottles. 3. You want to know at 97% confidence interval, the proportion of estudents with failed subject. A previous record shows that 23% of those enrolled in the previous semester have failed subjects. You want to be accurate within 5% of the true proportion. Find the minimum sample size.
Transcribed Image Text:2. A certain sari-sari store sells 1 "lapad" of oil at 45 pesos per lapad bottle. The lapad bottle is approximately 375 ml but upon investigation of randomly sampled lapad bottle, the following are the measure of its contents (in ml). 370, 371, 372, 375, 376, 377, 380, 381, 360, 359. Find the 95% confidence interval for the mean of all lapad bottles. 3. You want to know at 97% confidence interval, the proportion of estudents with failed subject. A previous record shows that 23% of those enrolled in the previous semester have failed subjects. You want to be accurate within 5% of the true proportion. Find the minimum sample size.
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