Stats exam 1 review

Front

What is a correlational design?

Back

design in which researchers are interested in how specific variables relate to one another

Front

what is a positive correlation

Back

as one variable increases so does the other as one variable decreases so does the other

Front

what is a negative correlation

Back

as one variable increases the other decreases

Front

what is directionality

Back

inability to be certain which variable comes first (which variable causes the other)

Front

what is the 3rd variable problem

Back

when there is a variable unaccounted for by the researcher

Front

what is a quasi-experimental design

Back

a design that resembles a true experiment design but uses naturally occurring groups/categories

Front

can a quasi-experimental design infer causation

Back

sometimes, but not usually

Front

which of the following is a nominal variable: gender, height, weight, time?

Back

gender

Front

what is an ordinal variable

Back

a variable in which the key value is the order or rank

Front

which of the following is an interval variable: rate your happiness on a scale of 1-10, percentages, time, eye color?

Back

rate your happiness on a scale of 1-10