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Determine the 90% confidence interval

A confidence interval for a population mean has a margin of error of 3.1.a)Determine the length of the confidence interval. b)If
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2. asked by Anonymous
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The standard deviation for a population is σ = 15.3. A sample of 36 observations selected from this population gave a mean
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2. asked by ----
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The standard deviation for a population is σ = 15.3. A sample of 36 observations selected from thispopulation gave a mean equal
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2. asked by Godciah
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Which of the following descriptions of confidence intervals is correct? (Select all that apply)a. If a 95% confidence interval
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2. asked by Lindsay
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A researcher constructs a confidence interval for a population proportion using a sample of size 50. The value of p is.3, and
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A researcher constructs a confidence interval for a population proportion using a sample of size 50. The value of is .3, and the
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2. asked by John maddy
3. 320 views
We have calculated a 95% confidence interval for a proportion and would prefer the confidence interval to be more precise, that
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2. asked by Nick
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The confidence interval for a population mean has a margin of error of .075 determine the length of the confidence interval
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2. asked by Genesis
3. 254 views
A simple CILet θ be an unknown parameter, and let X be uniform on the interval [θ−0.5,θ+0.5]. Is [X−2,X+2] an 80%
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2. asked by SK
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What is the value of the parameter for which we constructed those confidence intervals?9 5 % confidence interval for Lower bound
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