Determine the sample size needed to construct a 99% confidence interval to estimate the average GPA...
Determine the sample size needed to construct a 95% confidence interval to estimate the average GPA for the student population at a college with a margin of error equal to 0.2. Assume the standard deviation of the GPA for the student population is 25 The sample size needed is (Round up to the nearest integer.) Determine the sample size n needed to construct a 90% confidence interval to estimate the population proportion for the following sample proportions when the margin...
Determine the sample size needed to construct a 99% confidence interval to estimate the average GPA for the student population at a college with a margin of error equal to 0.7. Assume the standard deviation of the GPA for the student population is 1.0 The sample size needed is _____
Determine the sample size n needed to construct a 99% confidence interval to estimate the population mean when σ=87 and the margin of error equals 12. n =___(Round up to the nearest integer.)
Determine the sample size n needed to construct a 99% confidence interval to estimate the population mean for the following margins of error when σ=77. a) 5 b) 8 c) 10 a)n= (Round up to the nearest integer.) b)n= (Round up to the nearest integer.) c)n= (Round up to the nearest integer.)
Determine the sample size n needed to construct a 99% confidence interval to estimate the population mean when σ=33 and the margin of error equal 5 n=?
Determine the sample size n needed to construct a 90% confidence interval to estimate the population proportion when p = 0.65 and the margin of error equals 7%. n= (Round up to the nearest integer.)
Question Heip Detemmine the sample size needed to construet 99% confidence interval to emate the aveage GPA for the student popuaion at a colege within 06 GPA points Assume the standard deviaion of the GPA for the student populaton is 3.0 The sample size needed is (Round up to the neaest integer)
Determine the sample sizen needed to construct a 95% confidence interval to estimate the population proportion for the following sample proportions when the margin of error equals 5% . a.p 0.70 b. p 0 80 c.p 0 90 Click the icon to view a table of standard normal cumulative probabilties a, nm (Round up to the nearest integer) Determine the sample sizen needed to construct a 95% confidence interval to estimate the population proportion for the following sample proportions when...
Assume that you want to construct a 95% confidence interval estimate of a population mean. Find an estimate of the sample size needed to obtain the specified margin of error for the 95% confidence interval. The sample standard deviation is given below. Margin of error =$5,standard deviation=$25 The required sample size is ????? (Round up to the nearest whole number as needed.)
Assume that you want to construct a 95% confidence interval estimate of a population mean. Find an estimate of the sample size needed to obtain the specified margin of error for the 95% confidence interval. The sample standard deviation is given below. Margin of error equals=$66, standard deviation equals=$2222 The required sample size is _____. (Round up to the nearest whole number as needed.)