lf you want to be 95% confident of estimating the population mean to within a sampling...
If you want to be 95% confident of estimating the population mean to within a sampling error of + or - 25 and the standard deviation is assumed to be 100, what sample size is required? The sample size required is _______. (Round up to the nearest integer.)
A) If you want to be 95% confident of estimating the population mean to within a sampling error of plus or minus 2 and the standard deviation is assumed to be 16, what sample size is required? The sample size required is _____ (Round up to the nearest integer.) B) If you want to be 95% confident of estimating the population proportion to within a sampling error of plus or minus 0.06, what sample size is needed? A sample size...
If you want to be 95% confident of estimating the population mean to within a sampling error of plus or minus ±25 and the standard deviation is assumed to be 125, what sample size is required?
If you want to be 95% confident of estimating the population mean to within a sampling error of plus or minus ±15 and the standard deviation is assumed to be 90, what sample size is required?
If you want to be 95% confident of estimating the population mean to within a sampling error of plus or minus ± 5 and the standard deviation is assumed to be 17, what sample size is required? The sample size required is ________
lf you want to be 95% confident of estimating the population mean to thin a samping error of ±4 and the standard deviat on s assumed to be 9, what sample si es quired The sample size required is (Round up to the nearest integer.)
If you want to be 99% confident of estimating the population mean to within a sampling error of 16 and the standard deviation is assumed to be 17. what sample size is required? The sample size required is - (Round up to the nearest integer.)
If you want to be 95% confident of estimating the population proportion to within a sampling error of ±0.06 and there is historical evidence that the population proportion is approximately .40, what sample size is needed?
If you want to be 95% confident of estimating the population proportion to within a sampling error of plus or minus0.05 and there is historical evidence that the population proportion is approximately 0.46, what sample size is needed?
If you want t be 95% confident of estimating the population proportion to within sampling error of +/- 0.02 and there is historical evidence that the population proportion is approximately 0.42, what sample size is needed?