A Regression and Correlation Analysis Resulted in the Following Information

question 77

Multiple Choice

A regression and correlation analysis resulted in the following information regarding a dependent variable (y) and an independent variable (x) . ​ The least squares estimate of the slope or b₁ equals

• A) .923.
• B) 1.991.
• C) -1.991.
• D) -.923.

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Definitions:

Mucosa

Pertaining to mucous membrane.

Ishihara

Refers to an eye test to determine color vision.

Decibel

A unit of measure to express the degree of loudness of sound.

Pulse Oximetry

A non-invasive method to measure the oxygen saturation level of the blood.