02:51
Essentials of Modern Business Statistics
A domestic manufacturer of watches purchases quart crystals from a Swiss firm. The
crystals are shipped in lots of $1000 .$ The acceptance sampling procedure uses 20 randomly
selected crystals.
$\begin{array}{l}{\text { a. Construct operating characteristic curves for acceptance numbers of } 0,1, \text { and } 2 .} \\ {\text { b. } \text { If } p_{0} \text { is } .01 \text { and } p_{1}=.08 \text { , what are the producer's and consumer's risks for each sam- }} \\ {\text { pling plan in part (a)? }}\end{array}$