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 May 1 to June 1 in the Canadian dollar exchange rate and the euro exchange rate.

Month	Value of the Canadian Dollar	Monthly Percent Change in Canadian Dollar Value	Value of Euro	Monthly Percent Change in Euro Value
	(US Dollars per Canadian Dollar)		(US Dollars per euro)
January 1	$0.62		$1.14
February 1	0.63	1.61%	1.18	3.51%
March 1	0.64	1.59%	1.22	3.39%
April 1	0.66	3.13%	1.19	-2.46%
May 1	0.67	1.52%	1.18	-0.84%
June 1	0.65		1.21
July 1	0.66	1.54%	1.25	3.31%
Standard Deviation		2.08%		2.57%

The percentage change in the Canadian dollar from May 1 to June 1 represents in the value of the Canadian dollar.

In this example, the value of the was more volatile over the entire time period.