The Following Data Provide the Hours of Television Viewing Per

Essay

The following data provide the hours of television viewing per week for a sample of 15 high school students in Darwin: $$\begin{array} { r | r | r | r | r | r | r | r | } 5 & 11 & 25 & 19 & 18 & 20 & 27 & 13 \\\hline 8 & 10 & 15 & 19 & 8 & 9 & 12 & \\\hline\end{array}$$ a. Determine the locations and values of the first, second and third quartiles.
b. Calculate the interquartile range.
c. Interpret the value of the interquartile range.