If X(mean) = 68 If σ = 11, and n = 67, construct a 95% confidence interval estimate of the population mean, μ.
Given,
The required confidence interval
where z0.025=1.96
The required interval is then=(65.37, 70.63)
------------------------------------------------------------------------------------
PLEASE UPVOTE IF YOU LIKE MY ANSWER
THANK YOU
If X(mean) = 68 If σ = 11, and n = 67, construct a 95% confidence...
If X over = 90, σ = 11, and n = 63, construct a 95% confidence interval estimate of the population mean, μ. i'm not looking for just the answer. If someone could help with the formula and steps so I can understand how to do it.
Also, help on If X= 101, σ= 6, and n = 69, construct a 95% confidence interval estimate of the population mean, μ. (Round to two decimal places as needed.) lf you want to be 95% confident o estimating he population mean o within a samping error o ± 3 and the standard deviation s assumed to be 12 at sample Size required The sample size required is (Round up to the nearest integer.)
Construct a 95% confidence interval to estimate the population mean using the data below. x=41 σ=8 n=43 With 95% confidence, when n=43 the population mean is between a lower limit of... and an upper limit of
Construct a 95% confidence interval to estimate the population mean with x=101 and σ=27 for the following sample sizes. a) n equals= 3030 b) n equals= 4343 c) n equals= 6464 a) With 95% confidence, when n=30, the population mean is between the lower limit of and the upper limit of. (Round to two decimal places as needed.) b) With95% confidence, when n=43, the population mean is between the lower limit of and the upper limit of. (Round to two...
If X-77, σ:8, and n-65, construct a 99% confidence interval estimate of the population mean, μ (Round to two decimal places as needed.)
Construct the confidence interval for the population mean μ c: 0.95, x-16.8, σ: 9.0, and n-100 A 95% confidence interval for μ is OD (Round to one decimal place as needed.) 6.1.27 Use the confidence interval to find the margin of error and the sample mean (1.58,2.06) The margin of error is (Round to two decimal places as needed) 6.1.31 Find the minimum sample size n needed to estimate μ for the given values of c, o, and E. cz...
find z sc Construct the confidence interval for the population mean μ 0.95, x 5.2, σ 0.4, and n 58 A 95% confidence interval for μ is D (Round to two decimal places as needed)
Construct the confidence interval for the population mean μ. 0.90, x-8.1, σ 0.8, and n-60 A 90% confidence interval for μ is (DD-Round to two decimal places as needed.)
Construct the confidence interval for the population mean μ cz 0.90, x-9.6, σ 0.4, and n 51 A 90% confidence interval for μ is (LL) (Round to two decimal places as needed.)
If X̄=103, σ=29, and n=39, construct a 99% confidence interval estimate of the population mean, μ.