... data reveals problem areas that require time to reme-diate. As a result of these pressures, teachers often opted to follow the curriculum instead of the data. Lack of time. Lack of time to ... however, they often did not report these tools to be useful. For example, about one-third to one-half of mathematics teachers in the ISBA states had access to software or systems, and of them, ... factors here. Accessibility of data. Lack of easy access to data was a significant obstacle to data use in several study sites. is was especially true for the use of input and test score data...