Card 4 / 7: If a Pearson correlation for two variables is positive and statistically significant (i.e. significantly different than zero), what do we know about the linear regression coefficient for the simple linear regression of those same variables?
A)
It will be negative and non?-significant.
B)
It will be negative and statistically significant.
C)
It will be positive and non?-significant.
D)
It will be positive and statistically significant.
E)
We know it will be positive, but we cannot determine if it will be statistically significant.
Answer:
D) It will be positive and statistically significant.
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Epidemiology Correlation & Regression
Author:
Dr.Janet ForresterProfessor
Tufts University School of Medicine
USA
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