Large$-$scale integrated $($LSi$)$ circuit chips are made in one department of an electronics firm. These chips are incorporated into analog

devices that are then encesed in epoxy. The yieid is not particularly good for LSI manufecture, so the AQL specified by thet depertment.

is $21\%$ while the LTPO acceptable by the assembly department is $55\%$ Assume the company is wiling to accept a consumer's risk of to

percent and a proctucer's risk of $5$ percent.

use the next higher ratic.

Note: Round up your answer to the next whole number.

Samplo sibo

b$.$ How would you tell someone to do the test?

Randomly sampio LSI using the samplo sico from part a$,$

the lot if moro than

doloctiva.

Excerpt from a Sampling Plan Table for $=0\mathrm{.}05,=0\mathrm{.}10$

exhibit $10\mathrm{.}16$