Cotton gin, separated cotton from seeds, and lessened the need for slave labor in cotton fields. It produced far more cotton than men separating it by hand
Answer:
internal validity; external validity
Explanation:
The simulation experiment or a computer experiment is performed to verify the correctness of any program or operation and to evaluate the performance of the proposed project.
It is mainly used for the process analysis as well as for the process optimization of the experiment. Doing a simulation experiment maintains the internal validity of the experiment. It also maintains the external validity of the research that is conducted in the real world.
<span>Conditions that lead to social loafing can include over sized work groups, lack of task delineation, and rules of workload. Large groups tend to allow some individuals to let their groups do the work for them. Not having a specific task can discourage some workers when others might be more motivated to tackle the problem at hand. Not requiring a certain amount of participation means that students aren't held accountable for their part in the final product.</span>
May 23,2107 thats the answer
Office of the President. Hope this helps!
