I the Coefficient of Determination Can Only Be Positive

question 142

Multiple Choice

i. The coefficient of determination can only be positive.
ii. If the coefficient of correlation is 0.68, the coefficient of determination is 0.4624.
iii. The standard error of estimate measures the accuracy of our prediction.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

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Definitions:

Anis/o

A prefix meaning unequal or dissimilar.

Eosin/o

A prefix relating to eosinophils, a type of disease-fighting white blood cell, often associated with allergic reactions and infections.

Erythr/o

A prefix used in medical terms to denote a relation to red or red blood cells.

Hemat/o

A prefix relating to blood.