OD
(Choose 1 answer)
(See picture)
A. (1987, 2346)
Β. (2910, 3330)
C. None of the other choices is correct
D. (3110, 4210)
E. (4812, 5342)
A random sample of 40 students has a mean annu Assume the population standard deviation is 677.interval for the population mean. Use a 95% confi
Let
20.05 1.645, 20.025 = 1.96,t0.05,39 = 1.685,t0.025,39 2.023
Exit 10
