-Conflict of the establishment of the Canadian Border -No one gained or lost any territory -Boosted Americans in patriotism, want in unity and confidence in their country (also known as the Era of Good Feelings)
The case of the extraneous variable is most likely to be determined by the student grade level that is level of the education program that is for the grade level. This refers to all the course level and can be use to trace out the external variable that are not intentionally studied in the test or experiment and tends to affect the other variables.
