Industry experience and scores on a standardized quiz of industry knowledge are highly correlated (r=.98). If you enter

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Industry experience and scores on a standardized quiz of
industry knowledge are highly correlated (r=.98). If you
enter both of the variables in a model predicting salary, what
issue might this create (select only one best answer)?
Select one:
a.
Low significance
b.
Non-constant variance
c.
Multicollinearity
d.
Interaction effects