Suppose that the price of an asset at the close of trading yesterday was $$450,$ and its volatility was estimated as $1\mathrm{.}3\%$ per day. The price at the close of

trading today is $$446.$

The proportional change in the price of the asset is$\_\_\_\_$

Round your calculations to $8$ decimal places $($e$.$g$.,0\mathrm{.}00987654)$

The volatility estimate using the EWMA model with $=0\mathrm{.}94$ is$\_\_\_\_\%.$

Round your calculations to $2$ decimal places $($e$.$g$.,12\mathrm{.}23)$