Let's Talk About Ethics
Sampling and Power
RCT's and Other Experimental Designs
Quasi-Experimental Design Time
Measurement Merriment
100
Animal research is typically reviewed by this group.
What is IACUC?
100
The most common way of increasing power.
What is increasing the sample size?
100
A threat to internal validity that occurs when taking the pretest affects how participants do on the posttest.
What is testing?
100
An observational study in which exposure and disease are determined at the same point in time in a given population.
What is a cross-sectional study?
100
Three general tools / approaches for measuring a construct.
What are scales, tests, and indexes?
200
This can be obtained from minors instead of informed consent.
What is assent?
200
The population of interest versus the population to which you can gain access.
What is the theoretical versus the accessible population?
200
The three criteria for establishing causality.
What are temporal precedence, covariation of cause and effect, and elimination of alternative explanations?
200
A pretest-posttest program comparison- group quasi-experimental design in which a cutoff criterion on the preprogram measure is the method of assignment to a group
What is the regression discontinuity design?
200
I believe that your performance on this auto mechanics test will predict your ability to repair an automobile. This is called __________
What is predictive validity?
300
The three principles emphasized in the Belmont Report
What are Beneficence, Justice, and Respect for Persons?
300
Sampling for diversity or variety.
What is heterogeneity sampling?
300
Random assignment within groups defined by participant characteristics, such as age or disease severity.
What is stratified randomization?
300
Matching in a case control study can be problematic since (only need one reason) ...
What are matching on many variables may make it difficult to find an appropriate control
and we cannot explore the possible association of the disease with any variable on which the cases and controls have been matched
300
One specific method of estimating the reliability of a measure that can be thought of as analogous to the average of all possible split-half correlations.
What is Cronbach's alpha?
400
The difference between fabrication and falsification of data
What is making up data or results versus manipulating materials, data, or results?
400
A model for generalizing from your study to other contexts based upon the degree to which the other context is similar to your study context.
What is the proximal similarity model?
400
Analyzing data by the original allocation of participants to groups.
What is intention to treat?
400
When exposure is rare and incidence of disease among exposed is high, this type of study is warranted?
What is a cohort study?
400
When the act of being evaluated or tested causes anxiety in participants, thus altering their natural performance or behavior.
What is Evaluation Apprehension?
500
The definition of file drawer problem
What is the bias toward publishing positive findings or those that support the researcher's hypothesis?
500
I wish to study aggression in children by observing them play during recess. I will need to first define all of the components of aggression. Said differently, I need to ____________ aggression.
What is operationalize?
500
This hybrid design has four groups.
Two groups receive the treatment and two do not
Two of the groups receive a pretest and two do not.
What is a Solomon Four Group Design?
500
This design is called
What is the Regression Point Displacement Design?
500
When creating this type of scale, the idea is that if a person said 'Yes' to item 6 on a cumulative scale, we would anticipate that the person would also say 'Yes' to the 5 cumulative items preceding it.
What is a Guttman scale?