If n=13, (x-bar)=D49, and s-13, construct a confidence interval at a 98% confidence level. Assume the data came from a normally distributed population. Give your answers to one decimal place.

Q: Find the value of t a/2 for a 99% confidence interval when the sample size is 30

A: Given Confidence = 99% n=30

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 = 15, 43, and s = 9, construct a confidence interval at a 98 % confidence level. Assume the…

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Q: If n=16, ¯xx¯(x-bar)=46, and s=12, construct a confidence interval at a 95% confidence level. Assume…

A: Given n=16 x=46 s=12 CL=95% Data is normally distributed

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=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=10, ī(x-bar)=37, and s=19, construct a confidence interval at a 95% confidence level. Assume…

A: From the provided information, Sample size (n) = 10 Sample mean (x̄) = 37 Standard deviation (s) =…

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 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, = 47, and s = 10, construct a confidence interval at a 98% confidence level. Assume the…

A: Sample mean = 47Sample size = 24Sample standard deviation = 1098% confidence level

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=10, a(x-bar)=48, and s=7, construct a confidence interval at a 99% confidence level. Assume the…

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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=12, (x-bar)=33, and s=16, construct a confidence interval at a 80% confidence level. Assume the…

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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 = 15, ¯x = 50, and s = 9, construct a confidence interval at a 90% confidence level. Assume the…

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Q: If n=24, ¯xx¯(x-bar)=49, and s=9, construct a confidence interval at a 80% confidence level. Assume…

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Q: If n = 20, = 43, and s = at a 90% confidence level. Assume the data came from a 4, construct a…

A: From the provided information, Sample size (n) = 20 Sample mean (x̄) = 43 Standard deviation (s) = 4

Q: If n=12, x=47, and s=7, construct a confidence interval at a 98% confidence level. Assume the data…

A: According to the provided information,

Q: If n=17, ¯xx¯(x-bar)=41, and s=13, construct a confidence interval at a 99% confidence level. Assume…

A: Sample mean = 41 Sample standard deviation = 13 Sample size = 17 99% confidence level

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: 13, ¤(x-bar)=39, and s=16, construct a confidence interval at a 90% confidence level. Assume the…

A: From the given information, n=13 x-bar=39 s=16 Confidence level=90% Significance level=10%…

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 = 13, T=30, and s = 3, construct a confidence interval at a 99% confidence level. Give your…

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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=14, (x-bar)=46, and s=18, construct a confidence interval at a 80% confidence level. Assume the…

A: Since population standard deviation is unknown, Use t-distribution to find t-critical value. Find…

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=19, ¯xx¯(x-bar)=42, and s=7, construct a confidence interval at a 95% confidence level. Assume…

A: Sample mean (x̄) = 42 , standard deviation      (s) = 7 and sample size (n) = 19 Then,  We will find…

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 = 24 , overline x (x-bar)=40 , and s = 20 . construct a confidence interval at a 95% confidence…

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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=26, (x-bar)=31, and s=14, construct a confidence interval at a 90% confidence level. Assume the…

A: Confidence interval give a range of values for the unknown parameter of the population. The width of…

Q: If n = 15, ¯xx¯ = 36, and s = 12, construct a confidence interval at a 90% confidence level. Assume…

A: Given information- Sample size, n = 15 Mean systolic blood pressure, x-bar = 36 Sample standard…

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=31, (x-bar)%3D36, and s=3, construct a confidence interval at a 95% confidence level. Assume…

A:

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=31, (x-bar)3D49, and s-3, construct a confidence interval at a 80% confidence level. Assume the…

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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 = 10, ¯xx¯ = 38, and s = 7, construct a confidence interval at a 99% confidence level. Assume…

A: Obtain the 99% confidence interval for the population mean. The 99% confidence interval for the…

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

Q: If n=29, (x-bar)3D46, and s=7, construct a confidence interval at a 95% confidence level. Assume the…

A: Given that  Sample Mean \bar XXˉ = 4646 Sample Standard Deviation (s)(s) = 77 Sample Size…

Q: If n-10, 2(xbar)-40, and s-4, construct a confidence interval at a 98% confidence tevel. Assume the…

A: The summary of statistics is, x¯=40,s=4,n=10 The degree of freedom is, df=n-1   =10-1   =9 Critical…

Q: If n=22, 7(x-bar)=34, and s=17, construct a confidence interval at a 99% confidence level. Assume…

A: According to the given information, we have Sample size, n = 22 Sample mean = 34 Sample standard…

Q: If n=24, (x-bar)=D34, and s=9, construct a confidence interval at a 95% confidence level. Assume the…

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