A distance $\backslash ($ A B $\backslash )$ is observed repeatedly using the same equipment and procedures, and the results, in meters, are listed:

$85\mathrm{.}401,85\mathrm{.}400,85\mathrm{.}402,85\mathrm{.}406,85\mathrm{.}401,85\mathrm{.}396,85\mathrm{.}401,85\mathrm{.}405,$ and $85\mathrm{.}404$

Part A

Calculate the line's most probable length.

Express your answer to five significant figures and include appropriate units.

Correct

Correct answer is shown. Your answer $85\mathrm{.}401$ m was either rounded differently or used a different number of significant figures than required for this part.

Part B

Calculate the standard deviation.

Express your answer to three significant figures and include appropriate units.

Part C

Calculate the standard deviation of the mean.

Express your answer to three significant figures and include appropriate units.

Units

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