The answer ion know what you speaking
Answer:
The answer is false because the center of gravity contributes greatly to the individual stability of a person or thing. The center of gravity is the center of mass of an object and therefore by raising or lowering that point, of gravity, you can cause an object or person to lose stability very quickly.
Explanation:
1.Take breaks
2.Use keywords to refocus yourself
3.Take good notes in class
4.Rewrite your notes at home
5.And Make things interested
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The technique to improve internal validity is D) Addition of a control group.
<h3>What is
internal validity?</h3>
Internal validity serves as the study which bring about the establishment of a trustworthy cause-and-effect relationship that can be found in treatment and an outcome.
it should be noted that Internal validity also helps to eliminate alternative explanations , hence, The technique to improve internal validity is D) Addition of a control group.
Learn more about internal validity on:
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COMPLETE QUESTOIN:
Which of the following is a technique to improve internal validity ____________?
A) Experimenter expectancy
B) Participant bias
C) Use of a confederate
D) Addition of a control group