Calculate the 99% confidence interval for a sample of N = 28 with a mean = 13.64 and standard deviation (s) = 5.52.
A) 99% CI = 13.64 ± 2.13
B) 99% CI = 13.64 ± 1.77
C) 99% CI = 13.64 ± 2.88
D) 99% CI = 13.64 ± 3.81

Question

Calculate the 99% confidence interval for a sample of N = 28 with a mean  = 13.64 and standard deviation (s) = 5.52.
A) 99% CI = 13.64 ± 2.13 
B) 99% CI = 13.64 ± 1.77 
C) 99% CI = 13.64 ± 2.88 
D) 99% CI = 13.64 ± 3.81

Quizplus · Accepted Answer

The Answer of Calculate the 99% confidence interval for a sample of N = 28 with a mean  = 13.64 and standard deviation (s) = 5.52.
A) 99% CI = 13.64 ± 2.13 
B) 99% CI = 13.64 ± 1.77 
C) 99% CI = 13.64 ± 2.88 
D) 99% CI = 13.64 ± 3.81

Calculate the 99% Confidence Interval for a Sample of N