Correlational Study
Causal-Comparative Study
Survey Study
Experimental Study
Single Subject Study
A second grader's fear of gym class
Students using Wikipedia will have lower grades than students using the library for their biography assignment
Perceptions of parents toward administrator salaries
First grade students who watched Sesame Street in preschool have lower reading readiness than students who did not watch
Teachers who write more discipline referrals have lower student pass rates
