Levels of Measurement
Gender, ethnicity, or political affiliation
Nominal
Surveying your friends from your class.
Convenience Sampling
A positive relationship between 2 variables.
Correlation
To report significance we use the ____ value.
P Value
Analyze
Levels of education in categorical order
Ordinal
Drawing names blindly from a hat (or database).
A paired samples t test compares these 2 scores.
We accept p < ____ as a threshold of significance.
p < .05 or p < .01
Participants are the rows and the variable names are the _____.
Reporting SAT scores for each participant.
Randomly selecting from different strata groups.
Stratified Sampling
An independent samples t test compares _____ groups in the independent variable.
2 groups
To explain the strength of the correlation we report the _____.
When completing your analysis, you must save your data file and your _______.
output file
Continuous or scale types of data without a measurable zero point.
Ratio
Random sampling provides that every participant has the ________ to participate as anyone else.
Same chance
The independent variable in a one-way ANOVA compares ____ groups on a DV.
3 or more groups
We report the degrees of _____ from t test output.
freedom
A test that tells us we violated our homogeneity of variance.
Levene's Test
Likert scales are this type of measurement.
Ordinal
One way ANOVA require equal number of participants per ______.
Group
The dependent variable in a one-way ANOVA must always be _____.
Continuous
Reporting one-way ANOVA includes the p value, degrees of freedom, and the _____ value.
F value
Icon you click in SPSS to save.
A floppy disk