Attempt at controlling variables is made. Procedures are generally complete. Minor modifications or clarifications may be needed. The experimental design matches the stated problem to some extent. Little attempt to control variables.
Procedures are incomplete.
Major modifications or clarifications may be needed. The experimental design matches the stated problem, is very incomplete or missing. Data Presentation A. Data are well organized and presented in an appropriate manner. 3 B. Data are organized and presented in an appropriate manner. Minor errors or omissions may be present.