Chapter 13.3, Problem 11PPS

To determine

To calculate; to find the probability of seeing the ad during the sitcom

Answer to Problem 11PPS

  $P\left(\text{seeing}\text{the}\text{ad}\text{during}\text{the}\text{sitcom}\right)=\frac{1}{6}or16.6\%$

Explanation of Solution

  $\begin{array}{c}P\left(\text{seeing}\text{the}\text{ad}\text{during}\text{the}\text{sitcom}\right)=\frac{\text{duration}\text{of}\text{sitcom}}{\text{duration}\text{of}\text{interval}\text{between}\text{ad}\text{replays}}\\ =\frac{0.5}{3}=\frac{1}{6}\left(\begin{array}{l}\text{duration}\text{of}\text{sitcom}=30\min =0.5hour\\ \text{and}\text{duration}\text{of}\text{interval}=3hour\end{array}\right)\end{array}$