A company packaging snack foods maintains quality control by randomly selecting 10 cases from each day’s production. Each case contains 50 bags. An inspector selects and weighs two bags from each...

A company packaging snack foods maintains quality control by randomly selecting 10 cases from each day’s production. Each case contains 50 bags. An inspector selects and weighs two bags from each case.

(a) Population

(b) Parameter of interest

(c) Sampling frame

(d) Sample size

(e) Sampling design, including whether randomization was employed

(f) Any potential sources of bias or other problems with the survey or sample