The following table shows hypothetical monthly exchange rates for the Canadian dollar and the euro, as well as the standard deviation of the

percentage changes for each currency.

Use the table to select the percent change from April $1$ to May $1$ in the Canadian dollar exchange rate and the euro exchange rate.

The percentage change in the Canadian dollar from April $1$ to May $1$ represents

in the value of the Canadian dollar.

In this example, the value of the

was more volatile over the entire time period.