A distance $AB$ is observed repeatedly using the same equipment and procedures, and the results, in meters, are listed below:

$75\mathrm{.}401,75\mathrm{.}400,75\mathrm{.}402,75\mathrm{.}396,75\mathrm{.}401,75\mathrm{.}396,75\mathrm{.}401,75\mathrm{.}405,$ and $75\mathrm{.}404.$

Part A

Determine the range within which the observations should fall $90\%$ of the time

Express your answers in meters to six significant figures separated by a comma