If n=18, (x-bar)=D43, and s=5, 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. < H < Question Help: Message instructor Submit Question

Q: If n = 20, a = 48, and s = 8, construct a confidence interval %3D at a 80% confidence level. Assume…

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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 = 10, ¯xx¯ = 43, and s = 8, construct a confidence interval at a 90% confidence level. Assume…

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

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

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Q: Use the given confidence interval to find the population proportion margin of error  0.09<?<0.33

A: Form the given data we have, p^+MOE = 0.33           ......(1)p^-MOE = 0.09           ......(2)

Q: If n = 16, = 46, and s = 17, construct a confidence interval at a 90% confidence level. Assume the…

A: Given n=16 X-bar=46 S=17

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=22, ¯xx¯(x-bar)=45, and s=4, construct a confidence interval at a 90% confidence level. Assume…

A: Ans -   Given the level of confidence interval   90 %                      Then   α = 1 - 0.90 =…

Q: If n=31, ¯xx¯(x-bar)=30, and s=10, construct a confidence interval at a 80% confidence level. Assume…

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Q: If n=14, (x-bar)=37, and s=7, construct a confidence interval at a 98% confidence level. Assume the…

A: Given,n=14x¯=37s=7degrees of freedom(df)=n-1df=14-1=13α=1-0.98=0.02α2=0.01t0.01(13)=2.650     (from…

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=28, a(x-bar)=36, and s=17, construct a confidence interval at a 98% confidence level. Assume…

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Q: construct a confidence interval at a 98% confidence level.

A: Given : n=29 , X-bar=39  , s=11  , α=0.02 Since , the population standard deviation (σ) is unknown.…

Q: If n=28, (x-bar)=30, and s=3, construct a confidence interval at a 80% confidence level. Assume the…

A: According to the given information, we have Sample size = 28Sample mean = 30Sample standard…

Q: If n=20, (x-bar)=D46, and s=6, find the margin of error at a 95% confidence level Give your answer…

A: We have given that,  Sample size (n) = 20,  sample(x-bar) = 46,  standard deviation (s) = 6 We wil…

Q: If n=29,  x¯=30, and s=17, construct a confidence interval at a 99% confidence level. Assume the…

A: From the provided information, Sample size (n) = 29 Sample mean (x̅) = 30 Sample standard deviation…

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

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Q: If n = 17, ¯xx¯ = 33, and s = 6, construct a confidence interval at a 99% confidence level. Assume…

A: We have, If n = 17, x¯ = 33, and s = 6, alpha=1-0.99= 0.01 Therefore  Degrees of freedom= n-1=16…

Q: If n=22, ¯xx¯(x-bar)=38, and s=13, construct a confidence interval at a 80% confidence level. Assume…

A: The data provided is- x-bar = sample mean = m = 38 s = standard deviation = 13 n = sample mean = 22…

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 = 18, = 46, and s = 16, construct a confidence interval at a 90% confidence level. Assume the…

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Q: If n=18, (x-bar)=D42, and s=8, construct a confidence interval at a 98% confidence level. Assume the…

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Q: If n=29, (x-bar)%350, and s=5, construct a confidence interval at a 90% confidence level. Assume the…

A: Given, n=29 x=50 s=5 Confidence level = 0.95 Since population standard deviation is not known. It is…

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=15, ¯xx¯(x-bar)=40, and s=9, construct a confidence interval at a 98% confidence level. Assume…

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Q: If n = 20, = 40, and s = 20, construct a confidence interval at a 90% confidence level. Assume the…

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Q: If n-31, (x-bar)=40, and s-5, construct a confidence interval at a 98% confidence level. Assume the…

A: Given that  Sample Mean \bar XXˉ = 4040 Sample Standard Deviation (s)(s) = 55 Sample Size…

Q: If n=16, (x-bar)=37, and s=3, construct a confidence interval at a 90% confidence level. Assume the…

A: According to the given information, we haveSample mean = 37Sample standard deviation = 3Sample size…

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=19, ¯xx¯(x-bar)=38, and s=8, construct a confidence interval at a 90% confidence level. Assume…

A: Given,   Sample size = 19 Sample mean = 38 Sample standard deviation = 8   Since the population…

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 = 23, = 32, and s = 17, construct a confidence interval at a 90% confidence level. Assume the…

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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 = 11,(x -bar)= 31, and s = 19, construct a confidence interval at a 99% confidence level.…

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Q: If n=31, ¯xx¯(x-bar)=33, and s=9, construct a confidence interval at a 80% confidence level. Assume…

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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=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=21, z=30, and s=15, construct a confidence interval at a 95% confidence level. Assume the data…

A: The degrees of freedom is obtained as follows: df=n-1=21-1=20 The critical-value is obtained by…

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=25, ¤=30, and s=7, construct a confidence interval at a 98% confidence level. Assume the data…

A: It is given that sample mean is 30, sample size is 25 and the sample standard deviation is 7.

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-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: construct a confidence interval at a 98% confidence level

A: Given that sample size n = 26, sample mean = 31 and sample SD s = 17 At 98% confidence level and df…

Q: If n=19, (x-bar)=35, and s=2, construct a confidence interval at a 99% confidence level. Assume the…

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Q: on the data she gathers. Which one of the following combinations of sample size and confidence level…

A: here AS PER GUIDELINES I HAVE CALCULATED FIRST MAIN QUESTION , AS YOU HAVE POSTED MULTIPLE DIFFRENT…