Find the Value of The $\chi ^ { 2 }$ Test Statistic for a Hypothesis Test of Independence

Multiple Choice

Find the value of the $\chi ^ { 2 }$ test statistic for a hypothesis test of independence. Round your answer to 3 decimal places.
-Tests for adverse reactions to a new drug yielded the results given in the table. $\begin{array}{l|cc} & \text { Drug } & \text { Placebo } \\\hline \text { Headaches } & 11 & 7 \\\text { No headaches } & 73 & 91\end{array}$

A) $1.978$
B) $0.180$
C) $1.798$
D) $3.841$