A longitudinal study, like a cross-sectional one, is observational. So, once again, researchers do not interfere with their subjects. However, in a longitudinal study, researchers conduct several observations of the same subjects over a period of time, sometimes lasting many years.
In the year 2017, Thanksgiving Day will falls on Thursday, November 23, 2017. There are 222 days until Thanksgiving Day 2017.
Thanksgiving Day in Canada. Thanksgiving Day in Canada has been a holiday on the second Monday of October since 1957. It is a chance for people to give thanks for a good harvest and other fortunes in the past year.