a confidence interval
Given the following information, calculate a confidence interval using a 95 percent confidence level: sample proportion =.4, standard error of the proportion =.05, and sample size =100.
© BrainMass Inc. brainmass.com March 4, 2021, 5:49 pm ad1c9bdddfhttps://brainmass.com/statistics/confidence-interval/a-confidence-interval-12568
Solution Preview
The mean is 0.4 and the standard error is 0.05
<br>because we only know the sample mean, we use t-stat to ...
Solution Summary
This job calculates a confidence interval.
$2.49