Example Exercise: 7.1 (OpenIntro Statistics / Advanced High School Statistics)

Slides are available at:
drive.google.com/open?id=1wnn...
An independent random sample is selected from an approximately normal population with unknown standard deviation. Find the degrees of freedom and the critical t-value (t⋆) for the given sample size and confidence level.
(a) n=6, CL=90%
(b) n=21, CL=98%
(c) n=29, CL=95%
(d) n=12 ,CL=99%
Find all our free textbooks at:
www.openintro.org/books

[@sees5230]

yes