Copeland, Karen A. F.

Introductory statistics for engineering experimentation by: Coffin, Marie.; Copeland, Karen A. F.; Nelson, Peter R. (Electronic resources)

The analysis of means :a graphical method for comparing means, rates and proportions / by: Copeland, Karen A. F.; Nelson, Peter R.; Wludyka, Peter. (Language materials, printed)

Introductory statistics for engineering experimentation / by: Coffin, Marie.; Copeland, Karen A. F.; Nelson, Peter R. (Language materials, printed)

The analysis of meansa graphical method for comparing means, rates and proportions / by: Copeland, Karen A. F.; Nelson, Peter R.; Wludyka, Peter S. (Electronic resources)