The below table provides returns on an actively managed portfolio and its benchmark:

Period Portfolio Return Benchmark Return

$124\%20\%$

$224\%17\%$

$3-2\%-6\%$

$4-7\%-11\%$

$5-1\%-7\%$

$6-7\%$

$-13\%$

Attempt $3/3$ for $8$ pts$.$

Part $1$

What is the tracking error of this portfolio?