Using this data from the DAV case, calculate the LCL$.$ Enter the answer as a $\%$ not a decimal.

$\backslash$table$[[$week sample size,errors$],[1,300,18],[2,300,15],[3,300,18],[4,300,6],[5,300,20],[6,300,16],[7,300,16],[8,300,19],[9,300,20],[10,300,16],[11,300,10],[12,300,14]]$