The Regression Line Has Been Fitted to the Data

question 69

Multiple Choice

The regression line has been fitted to the data points (4, 8) , (2, 5) , and (1, 2) . The sum of the squared residuals will be:

• A)7
• B)15
• C)8
• D)22

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Definitions:

Gram Staining

A laboratory technique used to classify bacteria into two groups (Gram-positive and Gram-negative) based on the biochemical properties of their cell walls.

Microorganisms

Microscopic entities, including bacteria and viruses, that may cause infectious diseases but also play essential roles in ecosystems.

Ictotest

A diagnostic test used specifically for detecting the presence of bilirubin in urine, which can indicate liver damage or disease.

Bilirubin

A yellow breakdown product of normal heme catabolism. Its levels are elevated in certain diseases, and it is responsible for the yellow color of bruises and the brown color of feces.