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.

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

Q: When finding the upper bound, U, of a confidence interval given the lower bound, L, and the margin…

A: The objective of this question is to find the upper bound of a confidence interval for the…

Q: If n=17, ¯xx¯(x-bar)=41, and s=7, find the margin of error at a 80% confidence level Give your…

A: Sample mean = 41 Standard deviation = 7 Sample size = 17 80% confidence level

Q: If n=25, ¯xx¯(x-bar)=42, and s=2, find the margin of error at a 80% confidence level Give your…

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Q: If n=23, ¯xx¯(x-bar)=30, and s=4, find the margin of error at a 90% confidence level

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Q: If n=28, ¯xx¯(x-bar)=48, and s=2, find the margin of error at a 90% confidence level Give your…

A: Margin of error = E E = tCriticalsn

Q: If n=14, ¯xx¯(x-bar)=40, and s=4, find the margin of error at a 95% confidence level Give your…

A: Given that, Sample size = 14 Mean = 40 Standard deviation = 4 95% confidence level

Q: If n=26, ¯xx¯(x-bar)=31, and s=8, find the margin of error at a 99% confidence level Give your…

A:

Q: If n=31, ¯xx¯(x-bar)=38, and s=4, find the margin of error at a 95% confidence level Give your…

A: Here, the population standard deviation is unknown. Hence, t - distribution is appropriate to use as…

Q: If n=23, ¯x(x-bar)=47, and s=2, find the margin of error at a 90% confidence level Give your answer…

A:

Q: if the real value of certain experiment is xreal=1.98 and we take 5 messurements whose values are…

A: Given values are, x1=2x2=2.01x3=1.99x4=1.97x5=2.02

Q: If n=19, ¯xx¯(x-bar)=31, and s=9, find the margin of error at a 90% confidence level Give your…

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Q: Suppose the relationship between Y and X is given by: Y = 3.1415 + 6X + error By how much…

A: X and Y are two random variables such that Z=X+Y, then the relation of expectation of Z with…

Q: Suppose the relationship between Y and X is given by: Y = 1million + 56.43*X + error  By how much…

A: The objective of the question is to find out the change in the expected value of Y when X increases…

Q: If n=26, ¯xx¯(x-bar)=43, and s=9, find the margin of error at a 98% confidence level Give your…

A:

Q: If n=11, ¯x(x-bar)=35, and s=8, find the margin of error at a 90% confidence level Give your answer…

A: Given that,  n=11, x-bar=35, and s=8, Confidence level is 90%

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…

A: Solution

Q: If n=22, ¯xx¯(x-bar)=39, and s=6, find the margin of error at a 98% confidence level Give your…

A:

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,…

Q: If n=12, ¯x(x-bar)=35, and s=2, find the margin of error at a 98% confidence level Give your…

A: Given: n=12 ¯x(x-bar)=35 s=2

Q: If n=22, ¯xx¯(x-bar)=45, and s=9, find the margin of error at a 95% confidence level Give your…

A:

Q: If n=30, ¯xx¯(x-bar)=49, and s=4, find the margin of error at a 99% confidence level Give your…

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: Test a claim that the mean amount of carbon monoxide in the air in U.S. cities is less than 2.34…

A: As per our guidelines we can solve first three sub part of question and rest can be…

Q: If n=29, ¯xx¯(x-bar)=34, and s=3, find the margin of error at a 95% confidence level Give your…

A: Given problem Given that   n = 29 x-bar = 34  s = 3 The margin of error at a 95% confidence level…

Q: If n=31, ¯xx¯(x-bar)=31, and s=3, 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…

Q: uct a survey on your college campus to learn about the political awareness of students. You want to…

A: The critical value from standard normal table at 95% confidence level will be:

Q: If n=29, ¯x(x-bar)=41, and s=5, find the margin of error at a 99% confidence level Give your answer…

A: given data sample size (n) = 29sample mean ( x¯ ) = 41sample standard deviation (s) = 599% ci for…

Q: If n=14, ¯xx¯(x-bar)=44, and s=3, find the margin of error at a 98% confidence level Give your…

A: Margin of error = The margin of error (MOE) expresses to the maximum expected differences between…

Q: If n=24, ¯x(x-bar)=37, and s=6, find the margin of error at a 98% confidence level Give your answer…

A: Margin of error is the sampling error in the sample. It is also defined as the number of…

Q: If n=11, ¯x(x-bar)=43, and s=10, find the margin of error at a 99% confidence level Give your…

A: Given that  n=11, ¯x=43 and s=10,

Q: If n=13, ¯x(x-bar)=41, and s=5, find the margin of error at a 80% confidence level Give your answer…

A:

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.

Q: If n=19, (x-bar)=39, and s=8, find the margin of error at a 80% confidence level Give your answer…

A: We have given that,  Sample size (n) = 19 and sample mean (X-bar) = 39 and sample standard deviation…

Q: If n=10, ¯x(x-bar)=38, and s=5, find the margin of error at a 80% confidence level Give your answer…

A:

Q: The U.S. Department of Transportation reported with 96% confidence that the average length of a…

A: Suppose the random variable x defines the length of a randomly selected motor vehicle trip.It is…

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…

Q: If n=15, ¯xx¯(x-bar)=37, and s=9, find the margin of error at a 80% confidence level Give your…

A: Given that  n = 15 , x- = 37 , s = 9

Q: If n=11, ¯x=37x¯=37, and s=2, find the margin of error at a 95% confidence level Give your answer…

A: The sample size is 11. The degrees of freedom is, df=n-1=11-1=10 The degrees of freedom is 10. The…

Q: A sample of n=8 scores has a mean of M=12. If one person with a score of X=9 is removed from the…

A: Given, n=8 Mean (M)=12 Now, M=∑i=18Xin12=∑i=18Xi8∑Xii=18=96

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