The Table Below Shows Hypothetical Data for Volumes of E-

question 79

Multiple Choice

The table below shows hypothetical data for volumes of e- books and hardcover books sold over a 3- year period in a particular city. $$\begin{array} { | c | c | c | } \hline & \text { E- books } & \text { Hardcover Books } \\\hline \text { Year 1 } & 23000 & 72000 \\\hline \text { Year 2 } & 52000 & 59000 \\\hline \text { Year 3 } & 106000 & 31000 \\\hline\end{array}$$ TABLE 2- 3
-When studying economic data,and when comparing the magnitude of changes in variables with different scales it is best to

• A)express each variable as an index number.
• B)compare the relative data on each variable.
• C)compare the absolute data on each variable.
• D)use only time- series data.
• E)express each variable as a logarithmic number.