By Ashley Crossman. Definition: A control variable is a variable that is held constant in a research analysis. The use of control variables is generally done to answer four basic kinds of questions: 1.Is an observed relationship between two variables just a statistical accident? 2.efinition: A control variable is a variable that is held constant in a research analysis.
The estimated number of deaths is 150-300,000, mainly Jews. Chelmno, also known as Kulmhof, was a small town roughly 50 miles from the city of Lodz. It was here that the first mass killings of Jews by gas took place as part of the Final Solution.. The murder process was set up by a Sonderkommando, under the command of Herbert Lange.
Here we compiled a list of wars and anthropogenic disasters by death toll. It covers the lowest estimate of death as well as the highest estimate, the name of the event, the location, and the start and end of each event. Some events overlap categories. 1. World War II. Deaths Estimate: 40,000,000 ___ 72,000,000.