Unit 4 Experimental Research Designs. Four Part to the Classical Experiment (What works best, flea collar or flea drops?) Independent and Dependent Variables.

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Presentation transcript:

Unit 4 Experimental Research Designs

Four Part to the Classical Experiment (What works best, flea collar or flea drops?) Independent and Dependent Variables Control Group and Experimental Group Sampling – Randomization or Matching Pre-test and Post-test

Four Part to the Classical Experiment (Community Policing as an Example) Independent and Dependent Variables Control Group and Experimental Group Sampling – Randomization or Matching Pre-test and Post-test

You have been asked to conduct a study of the relationship between watching CNN and fear of violent crime. Using a � classical � experimental design, describe how you will conduct this research. You will have access to 200 university students who have volunteered for the study. Dependent and Independent Variables Control Group and Experimental Group Sampling Pre-test and Post-test

Research Question: Do drug courts reduce recidivism? Dependent and Independent Variables Control Group and Experimental Group Sampling Pre-test and Post-test

Research Question: Are after school programs effective in reducing juvenile delinquency? Dependent and Independent Variables Control Group and Experimental Group Sampling Pre-test and Post-test

Research Question: Does mandatory arrest reduce recidivism in domestic violence cases Dependent variable Independent Variable Experimental Group Control Group Sampling Pre-test and Post-test

Research Question: Do boot-camp prisons reduce recidivism? Dependent and Independent Variables Control Group and Experimental Group Sampling Pre-test and Post-test

Do DARE programs reduce drug use? Dependent Independent Variable Control Group and Experimental Group Sampling Pre-test and Post-test

Problem statement: My research proposal will be to examine whether or not hypnosis increases recall. Dependent and Independent Variables Control Group and Experimental Group Sampling Pre-test and Post-test

Does Environment Matter? Interview Potential Victims of Child Abuse Dependent and Independent Variables Control Group and Experimental Group Sampling = matching Pre-test and Post-test

Does watching crime-related television shows, such as CSI, affect juror decision making? Dependent and Independent Variables Control Group and Experimental Group Sampling = matching Pre-test and Post-test

Examples of Survey Research Attitude toward police. Video Games and Violence Predictors of Drug Use and/or Alcohol Use among College Students Child abuse Witnessing domestic violence as a child Latch Key Children and deviant behavior