Classify each of the following brief descriptions of research by the research method utilized. Some may be used more than once; others will not be used at all. A. Descriptive Causal-comparative B. Descriptive Correlational C. Descriptive Survey D. Single Subject E. Experimental F. Historical G. Quasi-experimental H. Quasi-Correlational 1. ____ In comparing kindergarten students attending school A with School B, the researcher manipulates at least one variable and observes the effect on one or more dependent variables. 2. ____ The researcher collects data on an injury form or interview in order to test a hypothesis or to answer questions concerning the current status of the subject of study. 3. ____ The researcher observes the effect of one or more dependent variables of the categorical independent variable which cannot be "manipulated". 4. ____ Predicting of success in physics based on a physics aptitude test. 5. ____ Reading achievement of males versus females 6. ___ Comparative effectiveness of positive versus negative reinforcement with respect to absenteeism of children randomly assigned to classrooms. 7. ___ A comparison of the effects of three dosage levels of Ritalin on the behavior of hyperactive children in 3 randomly constituted general education classes. 8. ___ Effectiveness of daily homework with respect to achievement in Algebra 1. Six classes at Lincoln HS are given daily homework; six classes at Adams HS are not given daily homework. 9. __ Relationship of socio-economic status to self-concept