$0\mathrm{.}99$

$0\mathrm{.}95$

$0\mathrm{.}89$

$0\mathrm{.}99$

$0\mathrm{.}95$

$0\mathrm{.}89$

Part $2$

As compared to a system without backup$($shown below$),$

$0\mathrm{.}99$

$0\mathrm{.}95$

$0\mathrm{.}89$

the reliability of the system with backup$($shown at the top of the$$ screen$)$ is higher by

$$

enter your response here$\%($enter your response as a percentage rounded to two decimal$$ places$).$