Review the research scenarios listed below and select only one, noting the best research design that could be applied to most effectively address the goal.

I just need one page, no need for cover page, APA reference. DQ #2) In your own words, explain the differences between pre-experimental, quasi experimental and true experimental type designs. Review the research scenarios listed below and select only one, noting the best research design that could be applied to most effectively address the goal. Choose one scenario: 1) To identify the effectiveness of an alcohol use awareness program for teenagers 2) To determine if college freshman who are depressed have lower grades than non depressed freshman college students 3) To assess whether a media program can promote the use of infant car seats for new parents

Once you have selected the scenario and the design, describe the following:

A hypothesis for the study (either in the null or alternative form-identify which one it is) Identify the independent and dependent variables The population and the sampling strategy Who is the population? How will you select the sample from this population (Be specific in your sampling strategy, e.g, probability-what type or non probability-what type? Any potential threats to internal and/or external validity in your approach.

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