We would like you to assess the QUALITY of each of the following argument (discussing Gun Control) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gun control. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gun control.

[EX Q]: Likewise, to isolate the effect attributed to the gun ban alone, researchers need to zero out other factors such as concentrated poverty, crack cocaine, and race.
[EX A]: Valid

[EX Q]: Long the dominant view of the Second Amendment, and widely accepted by the federal courts, the collective rights model has recently come under strong criticism from individual rights advocates.
[EX A]: Valid

[EX Q]: Well on the one hand some schools insist that their guards don't need guns to maintain the peace, I say that's a stupid idea.
[EX A]:
Valid

