In a simple random sample of 90 patients who saw a certain dentist, 8 patients had their teeth whitened. What is the 95% confidence interval for the percent of all the dentist's patients who had their teeth whitened? show work
(5.9, 11.9)
(4.0, 13.8)
(3.0, 14.8)
(1.2, 16.6
1 answer
5.9 11.9
1 answer