Partial Correlations Have an Order Associated with Them

question 10

Multiple Choice

Partial correlations have an order associated with them.The order indicates how many variables are being adjusted or controlled.The simple correlation coefficient,r,has a ________,as it does not control for any additional variables when measuring the association between two variables.The coefficient r_sy.z is a ________ partial correlation coefficient,as it controls for the effect of one additional variable,Z.

• A)zero-order;first-order
• B)zero-order;second-order
• C)first-order;second-order
• D)first-order;third-order

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Definitions:

Aspartic Acid

An amino acid that plays a vital role in the biosynthesis of proteins and in neurotransmitter release and synthesis.

pI

The isoelectric point of a molecule, which is the pH at which the molecule carries no net electrical charge.

Predominant Form

Predominant form refers to the most stable or commonly occurring form of a chemical species under given conditions.

L-Alanine

An enantiomer of the amino acid alanine, which is a key compound in the biosynthesis of proteins.