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.
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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
Actually they just said it is 4 years at the maxinmum
There re a lot of laws. The law that applies to a driver while driving in the rightmost lane in the pictures attached is the move over law.
<h3>What is the Move Over Law?</h3>
This is known to be a law that requires you to Move Over a lane. Here, one can safely do so due to the fact that they have stopped law enforcement, emergency, sanitation, etc.
A Move Over law is a also known as a law which requires any motorists to move over and change lanes so as to get a safe clearance to law enforcement officers, firefighters, etc.
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10 students do not have a cat