What is the sample mean service life for sample $2?$

Multiple Choice

$460$ hours

$495$ hours

$500$ hours

$515$ hours

$525$ hours

$3$ The Baldrige Award alms to

I. publicize successful quality programs.

II$.$ recognize quality achievements of U$.$S$.$ companies.

III. stimulate efforts to improve quality.

IV$.$ distribute the grant money avallable for improved quality.

I and IV only

I and II only

II and III only

I, II$,$ III, and IV

I, II$,$ and III only