Complex sentence: This method assumes that standardized testing is an accurate measure of knowledge taught and learned in classrooms and does not account for factors beyond teachers "control, such as students" motivation to learn, parental support, or school resources.
Split into simpler sentences: This method assumes that standardized testing is an accurate measure of student knowledge. This approach does not account for factors beyond teachers "control, such as students" motivation to learn, parental support, or school resources.