results were:

Points: $0$ of $1$

$\backslash$table$[[$Sample No$.,1,2,3,4,5,6,7,8,9,10],[$No$.$ of Incorrect Bills,$4,3,17,2,1,4,5,2,7,2]]$

a$)$ The value of mean fraction defective $(\frac{?}{\text{b}\text{a}\text{r}}(p))=,($enter your response as a fraction between $0$ and $1,$ rounded to four decimal places$).$