Answer:
your welcome, I tried lol
Answer:
The correct answer is The study has a problem with the External validity
Explanation:
External validity in research terms is the validity the research has in the outside world or in the applied social reality of the field of study, it is the extent in which the results and conclusions of the study can be applied and generalized to ohter external factors, therefore in this case, when the researchers did the experiment only with motivated volunteers did not take into account that people outside may not have the same motivation, therefore the results may not be the same in the external social reality and thus having problems with the external validity.
The correct answer is D because originally, no slaves were counted in the entire population of slave owning states. This angered states (ones like Virginia) because slaves made up a great number of the population, though they were not counted.
Answer:
<em>Learning Curve Effect</em>
Explanation:
The learning curve was first defined in 1885 by psychologist Hermann Ebbinghaus and is used as a means of measuring the quality of output and estimating costs.
<em>A learning curve is a term that visually represents the cost-output relationship over a specified period of time, usually representing an employee's or worker's repetitive task.</em>