Although nonexperiments resemble true experiments, they contain ____ and cannot

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• Q5:

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  • Related Questions
  • Which of these designs comes closest to being a true experiment?
  • Which of the following is not required for a true experiment quizlet?
  • What are the three characteristics of experiments quizlet?
  • Which of the following is required for a true experiment quizlet?

  Although nonexperiments resemble true experiments,they contain ____ and cannot ____. A)​threats to internal validity; generalize to other situations B)​threats to external validity; generalize to other situations C)threats to internal validity; establish causal relationships D)​threats to external validity; establish causal relationships

  

• Q6:

  What is one of the primary advantages of a pretest-posttest nonequivalent control group design,in comparison to other nonequivalent group designs? A)​Posttest scores can help reduce threats from history effects. B)​Posttest scores can eliminate threats from history effects. C)Pretest scores can help reduce the threat of assignment bias. D)​Pretest scores can eliminate the threat of assignment bias.

• Q7:

  The goal of the pre-post design is to examine the effects of treatment by measuring ____. A)​two groups before and after a treatment B)​two groups after a treatment C)one group after a treatment D)​one group before and after a treatment

• Q8:

  Some threats to internal validity are related to time and other threats are related to differences between groups.What is a threat related to time? A)​history effects B)​assignment bias C)selection bias D)​differential attrition

• Q9:

  Which research design is being used by a researcher comparing self-esteem scores for children from divorced families versus scores for children from families with no divorce? A)​differential research design B)​pretest-only nonequivalent control group design C)pretest-posttest nonequivalent control group design D)​time-series design

• Q11:

  Last fall,a state college introduced a one-week study skills course for new freshmen students.At the end of the academic year,the college compared the grades and dropout rate for their freshmen with the corresponding measurements for freshmen at a neighboring state college.This study is an example of a ____. A)​posttest-only nonequivalent control group design B)​pretest-posttest nonequivalent control group design C)differential research design D)​time-series design

• Q12:

  A researcher introduces a new mathematics program in one school district and uses a neighboring district as a no-treatment control group.Before the program begins,the students in both districts are given a standardized mathematics test.After the program is in place for six months,the students are tested again and the researcher compares the before and after scores for the two groups.This research study is classified as ____. A)​correlational B)​experimental C)quasi-experimental D)​nonexperimental

• Q13:

  Which study illustrates a nonexperimental study? A)​a study comparing self-esteem scores for children with a learning disability versusscores for children without a learning disability B)​a study comparing depression scores for one group that is assigned to receive a therapy versus another group that is assigned not to receive a therapy C)a study comparing performance in a room where the walls have been painted yellow versus performance in a room painted blue D)​a study comparing cognitive functioning scores for one group of Alzheimer's patients who are assigned to receive memory therapy versus another group that is assigned not to receive therapy

• Q14:

  In nonexperimental and quasi-experimental studies,different groups or conditions are defined in terms of ____. A)​independent variables B)​dependent variables C)pre-existing participant variables or time D)​treatment conditions

• Q15:

  A researcher compares preexisting groups of individuals in which type of study? A)​between-subjects experiment B)​within-subjects experiment C)nonequivalent group design D)​pre-post design

Which of these designs comes closest to being a true experiment?

Which of the following is not required for a true experiment quizlet?

What are the three characteristics of experiments quizlet?

Which of the following is required for a true experiment quizlet?