$2\mathrm{.}1\mathrm{.}1$ Each of four transmitted bits is classified as either in error

or not in error.

$2\mathrm{.}1\mathrm{.}2$ The number of hits $($views$)$ is recorded at a high$-$volume

Web site in a day.

$2\mathrm{.}1\mathrm{.}3$ In the final inspection of electronic power supplies, either

units pass or three types of nonconformities might occur: func$-$

tional, minor, or cosmetic$.$ Three units are inspected.

$2\mathrm{.}1\mathrm{.}4$ An ammeter that displays three digits is used to measure

current in milliamperes.

in the fo