$1.$ Given the following price and dividend information, calculate the arithmetic average return, calculate the geometric average return, and calculate the sample variance for the returns $($Enter percentages as decimals and round to $4$ decimals.$)$

Stock: MSFT

Year Price Dividend

$2017$ $ $64\mathrm{.}65$

$2018$ $ $95\mathrm{.}01$ $ $1\mathrm{.}72$

$2019$ $ $104\mathrm{.}43$ $ $1\mathrm{.}89$

$2020$ $ $107\mathrm{.}23$ $ $2\mathrm{.}09$

$2021$ $ $231\mathrm{.}96$ $ $2\mathrm{.}30$

$2022$ $ $310\mathrm{.}98$ $ $2\mathrm{.}54$

$2023$ $ $247\mathrm{.}81$ $ $3\mathrm{.}00$