MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Q: If n=19, x¯(x-bar)=50, and s=2, find the margin of error at a 80% confidence level Give your answer…
A: x¯ = 50n = 9s = 280% confidence level
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Q: If n=12, ¯xx¯(x-bar)=41, and s=10, find the margin of error at a 80% confidence level Give your…
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Q: If n=23, ¯xx¯(x-bar)=31, and s=9, find the margin of error at a 99% confidence level Give your…
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Q: If n=22, ¯xx¯(x-bar)=39, and s=6, find the margin of error at a 98% confidence level Give your…
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Q: find the margin of error at a 99% confidence level
A: The confidence level is 99%. The significance level is 0.01. The degrees of freedom is,…
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A: Given,n=30x¯=49s=4degrees of freedom(df)=n-1df=30-1=29α=1-0.99=0.01α2=0.005t0.005(29)=2.756…
Q: If n=12, ¯xx¯(x-bar)=35, and s=5, find the margin of error at a 99% confidence level Give your…
A: Sample size = 12 Sample mean = 35 Sample standard deviation = 5
Q: If n=29, ¯xx¯(x-bar)=34, and s=3, find the margin of error at a 95% confidence level Give your…
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Q: If n=23, ¯x(x-bar)=34, and s=8, find the margin of error at a 99% confidence level Give your answer…
A: Solution: From the given information, n=23, x-bar=34 and s=8. The confidence level is 0.99.
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Q: If n=23, ¯xx¯(x-bar)=45, and s=6, find the margin of error at a 95% confidence level
A: Given : n=23 s=6
Q: If n=28, ¯xx¯(x-bar)=35, and s=8, find the margin of error at a 95% confidence level Give your…
A: Given values, s = 8 n = 28 Confidence level = 95% z score at 95% confidence level = 1.96
Q: If n=16, ¯xx¯(x-bar)=30, and s=10, find the margin of error at a 90% confidence level Give your…
A: Since population standard deviation is unknown, Use t-distribution to find t-critical value. Find…
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A: Given that  n = 15 , x- = 37 , s = 9
Q: If n=26, ¯xx¯(x-bar)=31, and s=8, find the margin of error at a 99% confidence level Give your…
A: Given  n=26, ¯xx¯(x-bar)=31, and s=8,
Q: If n=12, ¯xx¯(x-bar)=49, and s=2, find the margin of error at a 90% confidence level Give your…
A: Given n=12 sample mean=x¯=49 Sample standard deviation, s=2 Confidence interval=90% =0.90 Since, the…
Q: error at a 80% confidence level Give your answer to two decimal places.
A: Given If n=22, x¯(x-bar)=35, s=7, 80% confidence level
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If n=20, ¯xx¯(x-bar)=46, and s=2, find the margin of error at a 90% confidence level

Give your answer to two decimal places.
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