population is howmany, sample is a singular thing
Answer:
The Enlightenment emphasized the use of reason and the scientific method as means of obtaining knowledge.
Explanation:
Answer:
The increased demand, many more slaves were needed to grow cotton and harvest the fields. Slave ownership became a fiery national issue and eventually led to the Civil War
Explanation:
Before the cotton gin, cotton was a troublesome crop. It required a lot of work.
This changed dramatically with the advent of the cotton gin. Suddenly cotton became a lucrative crop and a major export for the South. However, because of this increased demand, many more slaves were needed to grow cotton and harvest the fields. Slave ownership became a fiery national issue and eventually led to the Civil War.
Answer:
Confounding variable
Explanation:
Confounding variable refers to the type of variable that can disrupt the validity of the experiment by giving a certain effect to the variable.
The experiment above was designed to measure mood elevation among the subjects, but the living situation among the subjects are really different among one another and cannot be controlled by the researchers.
Answer:i think its 3. solar system
Explanation:
