Links

For all practical purposes - Confident conclusions (Annenberg Media):

http://video.google.com/videoplay?docid=7985836251509664787#

"Product and Process Comparisions" in NIST/ SEMATECH Engineering Statistics e-book:

http://www.itl.nist.gov/div898/handbook/prc/prc.htm

Chapter 22

Estimating Parameters from Simple Random Samples  (P.B. Stark, UC Berkeley)

http://www.stat.berkeley.edu/~stark/SticiGui/Text/estimation.htm

Chapter 23

Confidence Intervals (P.B. Stark, UC Berkeley)

http://www.stat.berkeley.edu/~stark/SticiGui/Text/confidenceIntervals.htm