Question $3$

The following readings might represent the observed time in seconds of an operation of $3$ elements:

Remove part from die

Element $1$

$1$

$2$

$3$

$4$

$5$

$6$

$7$

$8$

Rating

Lubricate die, inspect

Element

Place part in fixture

Element $3$

$20$

$19$

$18$

$21$

$20$

$19$

$19$

$23$

$100$

The observed time for element $1$ with alpha of $0\mathrm{.}05$