Over the course of Touching Spirit Bear, Cole Matthews undergoes a dramatic transformation. You wouldn't know it by looking at him, per say—Cole mostly changes on the inside, where he learns to let go of his hang-ups and his violent tendencies, and instead tries to be a better person.
When writing a claim you need to take a stance on a particular issue. In this case the issue is whether or not "standardized tests are the proper measuring sticks for student performance." This stance should be the first part of your claim. Then follow it up with "because..." and your three reasons.
For example, Standardized tests are a proper measuring stick for student performance because they can test a student's knowledge on a wide range of subjects, they are the same for everyone, and they are an accurate indicator of how well a student will do in their future studies especially for fields like medicine and law.
I am not very sure but I would probably use on the other hand or therefore.
are you purposly trying to mess up if so then crowd and also you said the twice