For those data points;

$x$:$1\mathrm{.}2,1\mathrm{.}5,2\mathrm{.}0,2\mathrm{.}1,2\mathrm{.}7,2\mathrm{.}9,3\mathrm{.}2,3\mathrm{.}6$

$y$:$3\mathrm{.}0,5\mathrm{.}0,6\mathrm{.}1,7\mathrm{.}8\mathrm{.}15\mathrm{.}18,20$

Use Google Sheets$/$Microsoft Excel or any other tool to:

Plot the data as a scatter chart.