Group Mean Centring Is a Useful Way to Prevent Multicollinearity

question 16

Multiple Choice

Group mean centring is a useful way to prevent multicollinearity, but how is it usually calculated?

• A) An individual score (player confidence) is subtracted from a group mean (mean player confidence in that group).
• B) An individual score (player confidence) is multiplied by the group mean (mean player confidence in that group).
• C) An individual score (player confidence) is added to a group mean (mean player confidence in that group).
• D) An individual score (player confidence) is divided by a group mean (mean player confidence in that group).

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