If n-10, 2(xbar)-40, and s-4, construct a confidence interval at a 98% confidence tevel. Assume the data came from a normally distributed population. Give your answers to one decimal place.

Q: If n=18, (x-bar)=42, and s=17, construct a confidence interval at a 80% confidence level. Assune the…

A: We have given that,  Sample mean (x̄) = 42, standard deviation (s) = 17 and sample size (n) = 18…

Q: If n-29, 7(x-bar)-35, and s-7, construct a confidence interval at a 90% confidence level. Assume the…

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Q: If n- 22, - 44, and s 12, construct a confidence interval at a 95% confidence level. Assume the data…

A: Solution We solve it by using excel

Q: If n=30, ¯xx¯(x-bar)=43, and s=16, construct a confidence interval at a 98% confidence level. Assume…

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Q: If n-25, -46, and s-5, construct a confidence interval at a 95% confidence level. Assume the data…

A: Givenn=25x=46s=5confidence level = 95%

Q: If n=32, ¯xx¯(x-bar)=49, and s=11, construct a confidence interval at a 90% confidence level. Assume…

A: If n=32, x¯(x-bar)=49, and s=11, construct a confidence interval at a 90% confidence level. Assume…

Q: If n-29, (x-bar)-35, and s-7, construct a confidence interval at a 90% confidence level. Assume the…

A: Givenn=29x=35s=7confidence interval = 90%

Q: If n=13, (x-bar)=D49, and s-13, construct a confidence interval at a 98% confidence level. Assume…

A: Given problem Given that   n = 13 x-bar = 49 s = 13 Degree of freedom, df = 13 - 1 Degree of…

Q: If n=31, ¯xx¯(x-bar)=34, and s=11, construct a confidence interval at a 90% confidence level. Assume…

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Q: If n = 22, x¯ = 34, and s = 19, construct a confidence interval at a 98% confidence level. Assume…

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Q: If n=19, (x-bar)=32, and s=11, construct a confidence interval at a 98% confidence level. Assume the…

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Q: If n=31, (x-bar)=49, and s=3, construct a confidence interval at a 80% confidence level. Assume the…

A: Given, Sample size = 31 Sample mean = 49 Sample standard deviation = 3   Since the population…

Q: If n 19, x =40, and s = 20, construct a confidence interval at a 80% confidence level.

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Q: If X = 71, a= 14, and n =67, construct a 99% confidence interval estimato of the population moan,…

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Q: If n=15, ¯xx¯(x-bar)=30, and s=2, construct a confidence interval at a 98% confidence level. Assume…

A: Given Sample size n = 15  degree of freedom = n-1 =14 x the level of confidence interval   98 %…

Q: If n = 28, ¯xx¯ = 49, and s = 19, construct a confidence interval at a 90% confidence level. Assume…

A: Given information- Sample size, n = 28 Sample mean, x-bar = 49 Sample standard deviation, s = 19…

Q: If n=24, x(x-bar)%=D30, and s=7, construct a confidence interval at a 98% confidence level. Assume…

A: The random variable X follows normal distribution. The sample size is 24. The sample mean is 30. The…

Q: If n=13, (x-bar)=43, and s=7, construct a confidence interval at a 99% confidence level. Assume the…

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Q: If n = 22, ¯xx¯ = 44, and s = 11, construct a confidence interval at a 95% confidence level. Assume…

A: Obtain the 95% confidence interval for the population mean. The 95% confidence interval for the…

Q: If n = 25, ¯x = 50, and s = 19, construct a confidence interval at a 99% confidence level. Assume…

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Q: If n-28, 2(x-bar)-38, and s-13, construct a confidence interval at a 98% confidence level. Assume…

A: Given : Sample Size, n = 28 Sample Mean, x̄ = 38 sample standard…

Q: If n=32, x(x-bar)=47, and s=18, construct a confidence interval at a 99% confidence level. Assume…

A: Given that  Sample size n =32 Sample mean =47 Standard deviation =18

Q: If n=25, ^-x=49, and s=5, construct a confidence interval at a 98% confidence level. Assume the data…

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Q: . A researcher collects a sample of 24 measurements from a population and wishes to find a​ 99%…

A: The degrees of freedom is,

Q: If n = 28, a = 38, and s = 17, construct a confidence interval at a 99% confidence level. Assume the…

A: As given: n =28 x¯=38 s = 17 It is asked to construct a confidence interval at a 99% confidence…

Q: If n = 5, T-46, and s= 13, construct a confidence interval at a 80% confidence level. Give your…

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Q: If n=15, 7(x-bar)=50, and s-7, construct a confidence interval at a 80% confidence level. Assume the…

A: Sample mean =50Sample standard deviation = 7Sample size = 1580% confidence level

Q: If n=30, 7(x-bar)=49, and s=14, construct a confidence interval at a 99% confidence level. Assume…

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Q: If n-27, (x-bar)=42, and s-4, construct a confidence interval at a 99% confidence level. Assume the…

A: xbar=42  s=4 n=27

Q: If n=23, ¯xx¯(x-bar)=48, and s=2, construct a confidence interval at a 99% confidence level. Assume…

A: Solution-: Given: x¯=48,n=23,s=2,c=0.99 We construct C.I. at a 99% confidence level.

Q: If n 28, = 37, and s = 6.2, construct a confidence interval at a 97% confidence level. Assume the…

A: Solution: The following information is given to us: s=6.2 n =28 A 97% confidence interval is…

Q: If n = 12, ¯x = 47, and s = 19, construct a confidence interval at a 99% confidence level. Assume…

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Q: If n=21, a(x-bar)=38, and s=2, construct a confidence interval at a 99% confidence level. Assume the…

A: Given: n= 21.0 , x̄= 38.0 s= 2.0 degree of freedom=n-1= 20.0 At 99.0 % confidence level with d.o.f.=…

Q: If n = 15, ¯xx¯ = 43, and s = 11, construct a confidence interval at a 98% confidence level. Assume…

A: Given that, The degree of freedom is, Critical values: The t-critical values for a two-tailed…

Q: If n = 18, = 44, and s= 3, construct a confidence interval at a 98% confidence level. Assume the…

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Q: If n=25, z-46, and s=5, construct a confidence interval at a 95% confidence level. Assume the data…

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Q: If n=30, (x-bar)=45, and s=13, construct a confidence interval at a 95% confidence level. Assume the…

A: We have given that,  Sample mean (x̄) = 45, sample size (n) = 30 and standard deviation (s) = 13…

Q: If n=13, (x-bar)=43, and s=7, construct a confidence interval at a 99% confidence level. Assume the…

A: The provided sample mean is X¯=43 and the sample standard deviation is s=7. The size of the sample…

Q: If n=18, x-bar=47, and s=6, construct a confidence interval at a 98% confidence level. Assume the…

A: In question, Given that n=18, x-bar=47, and s=6. Then we'll construct a confidence interval for…

Q: If n=14, ¯x¯(x-bar)=50, and s=4, construct a confidence interval at a 99% confidence level. Assume…

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Q: If n=19, (x-bar)=41, and s=17, construct a confidence interval at a 99% confidence level. Assume the…

A: The provided information are: Sample size(n)=19Sample mean(x¯)=41Sample standard deviation…

Q: If n = 23, ¯x = 35, and s = 3, construct a confidence interval at a 95% confidence level. Assume the…

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Q: If n=17, (x-bar)=48, and s=2, construct a confidence interval at a 80% confidence level. Assume the…

A: We have to construct confidence interval for mean of single normal population.

Q: If n=28, ¯xx¯(x-bar)=42, and s=16, construct a confidence interval at a 98% confidence level. Assume…

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Q: If n-20, 7(x-bar)=31, and s=17, construct a confidence interval at a 95% confidence level. Assume…

A: Given that n =20 ,s =17 ,x bar =31 ,alpha =0.05

Q: If n=11, 7(x-bar)=45, and s-5, construct a confidence interval at a 95% confidence level. Assume the…

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Q: If n=20, ¯xx¯(x-bar)=43, and s=10, construct a confidence interval at a 98% confidence level. Assume…

A: Here we need to compute a 98% confidence interval from the given information. Given sample size=20…

Q: If n=16, x¯(x-bar)=48, and s=7, construct a confidence interval at a 98% confidence level. Assume…

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Q: If n=21, ¤(x-bar)=39, and s=7, construct a confidence interval at a 99% confidence level. Assume the…

A: Sample mean =39Standard deviation = 7Sample size = 2199% confidence level