The Following Table Shows the Results of a Survey of 400

Multiple Choice

The following table shows the results of a survey of 400 authors by a (fictitious) publishing company: $$\begin{array} { | l | l | l | l | } \hline & \begin{array} { l } \text { New } \\\text { Authors }\end{array} & \begin{array} { l } \text { Established } \\\text { Authors }\end{array} & \text { Total } \\\hline \text { Successful } & 60 & 50 & 110 \\\hline \text { Unsuccessful } & 130 & 160 & 290 \\\hline \text { Total } & 190 & 210 & 400 \\\hline\end{array}$$ An author is chosen at random.
Compute the estimated probability of the event that the author is established.

A) $\frac { 2 } { 5 }$
B) $\frac { 19 } { 40 }$
C) $\frac { 21 } { 40 }$
D) $\frac { 16 } { 29 }$
E) $\frac { 5 } { 11 }$