Examine a Contingency Table A) 31% (34 / 64)

Multiple Choice

Examine a contingency table.
-A full service brokerage firm gathered information on how their clients were investing
For retirement. Based on age, clients were categorized according to where the largest
Percentage of their retirement portfolio was invested and shown in the table below. The
Percentage of clients who are over age 50 and invest in mutual funds is $$\begin{array} { | l | c | c | c | } \hline & \begin{array} { l } \text { Age 50 or } \\\text { Younger }\end{array} & \begin{array} { l } \text { Over } \\\text { Age 50 }\end{array} & \text { Total } \\\hline \text { Mutual Funds } & 30 & 34 & \mathbf { 6 4 } \\\hline \text { Stocks } & 37 & 45 & \mathbf { 8 2 } \\\hline \text { Bonds } & 19 & 23 & \mathbf { 4 2 } \\\hline \text { Total } & \mathbf { 8 6 } & \mathbf { 1 0 2 } & \mathbf { 1 8 8 } \\\hline\end{array}$$

A) 3.1% (34 / 64) .
B) 33.3% (34 / 102) .
C) 18.1% (34 / 188) .
D) 34% (64 / 188) .
E) 54.3% (102 / 188) .