Research Potpourri
a statement that names 2 variables and the relationship between them
What is a hypothesis?
this research method places emphasis on understanding deeper meanings
What are qualitative methods?
this design randomly assigns subjects to the condition experimental and control groups
What is an experimental (true experiment) research design?
a statistic that is commonly used to report internal consistency check of reliability
What Chronbach's alpha?
p<.05
What is a statistically significant finding?
the variable that has the potential to influence the value on the dependent variable
what is the independent variable?
a document that includes, among other things, what the subjects are asked to do, risk and benefits of participation, and a signature of agreement to participate in a study
what is informed consent?
this research design is the most appropriate to use when evaluating ones own practice
what is a single subject design?
the accuracy of the data collected by the operational definition
What is validity?
a statement that there is no relationship between the variables in the alternative (research) hypothesis
what is the null hypothesis?
research studies that employ deductive reasoning
What are quantitative studies?
data/information collected which is only known to the researcher
what is confidential ?
this research design is used when the researcher does not have control over the independent variable
What is a quasi experimental research design?
an operational definition that consistently measures a variable is said to be____
What is reliable?
the "p" value when we must accept the null hypothesis
what is p>.05?
gender, hair color, weight, religion
What are variables?
what we call data that is collected but is not linked to the subject in any way
What is anonymous?
this study measures a group of individuals at equal intervals over a period of time
What is a longitudinal study?
a study that looks for associations between variables
What is a correlational study?
the data can support the null hypothesis or the ______________hypothesis
What is the alternative hypothesis?
nominal, ordinal, interval, ration
What are levels of measurement?
the measurement process of a variable
what is the operational definition?
this design measures two or more groups of individuals at one point in time and compares the data from the groups
what is a cross sectional design?
changes in a subjects behavior due the presence of the researcher
What is reactivity/halo effect?
causal relationships can only be said to exist when these 3 criteria are established
What are covariation, temporal priority and control for potentially confounding variables?