a relationship between two variables or sets ...
a relationship between two variables or sets of data is called:\na. correlation.\nb. causation.\nc. factor analysis.\nd. validity.
Answer
# Brief Explanations:
Correlation measures the relationship between two variables or sets of data. Causation implies one variable causes another. Factor analysis is used to reduce a large number of variables into fewer factors. Validity refers to the extent to which a test or measurement measures what it is supposed to measure.
# Answer:
A. correlation.