The following values represent the population of home mortgage interest rates (in percents) being charged by the banks in a particular city:

3.3

3.5

4.5

4.0

4.3

3.9

3.8

4.1

4.2

3.7

About -0.43 to 0.40 percent

Given this information, what is the smallest to largest range for the sampling error possible if a random sample ofn= 3 banks is surveyed and the mean loan rate is calculated?