Ch 3 Review Questions

Which type of research does not have a hypothesis and instead of more interesting in discovery and understanding of phenomena?

A nonrandomized controlled trial examining the efficacy of adaptive seating for attention deficit-hyperactivity disorder (ADHD) would be classified as what type of research?

A study finds that the prevalence of learning disabilities is approximately 10%. This study is best classifed as

when a researcher finds that the intervention group improved significantly more than the control group, which statement below is most accurate?

A study is conducted examining the effect of use of a weighted vest on standardized test score for children with ADHD in the classroom. While taking the test, some children with ADHD wear the weighted vest and some do not. Whether the child is in the froup wearing the weighted vest of not would be considered what type of variable?

Before random assignment, a study matches participants by grade and severity of ADHD symptoms. Participants are then randomly assigned to a cognitive remediation program or a wait-list control group to determine if the intervention improves classroom participation and performance. Grade and severity of symptoms are what type of variable?

which study is better for determining the likelihood of depression occuring after job loss?

which of the following is the best example of qualitative research

all the students in a classroom receive a mindfulness intervention. Stress and test performance are the outcomes measures. This study would best be classified as

A study is described as a 2x2 design. This means the study has