An experiment was conducted in order to determine if cerebral blood flow in human beings can be predicted from arterial oxygen tension (millimeters of mercury). Fifteen patients participated in the study, and the following data were collected as shown below: Estimate the "c" in the quadratic regression equation: y=a+bx+c². Use 4 decimal places. Blood Flow, Arterial Oxygen Tension, 603.40 582.50 556.20 594.60 558.90 575.20 580.10 451.20 404.00 484.00 452.40 448.40 334.80 320.30 350.30 Y 84.33 87.80 82.20 78.21 78.44 80.01 83.53 79.46 75.22 76.58 77.90 78.80 80.67 86.60 78.20

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 75E
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An experiment was conducted in order to
determine if cerebral blood flow in human
beings can be predicted from arterial oxygen
tension (millimeters of
of mercury). Fifteen
patients participated in the study, and the
following data were collected as shown below:
Estimate the "c" in the quadratic regression
equation: yah². Use 4 decimal places.
y=a+bx+cx².
Blood Flow, Arterial Oxygen
Tension, a
Y
84.33
87.80
82.20
78.21
78.44
80.01
83.53
79.46
75.22
76.58
77.90
78.80
80.67
86.60
78.20
603.40
582.50
556.20
594.60
558.90
575.20
580.10
451.20
404.00
484.00
452.40
448.40
334.80
320.30
350.30
Transcribed Image Text:An experiment was conducted in order to determine if cerebral blood flow in human beings can be predicted from arterial oxygen tension (millimeters of of mercury). Fifteen patients participated in the study, and the following data were collected as shown below: Estimate the "c" in the quadratic regression equation: yah². Use 4 decimal places. y=a+bx+cx². Blood Flow, Arterial Oxygen Tension, a Y 84.33 87.80 82.20 78.21 78.44 80.01 83.53 79.46 75.22 76.58 77.90 78.80 80.67 86.60 78.20 603.40 582.50 556.20 594.60 558.90 575.20 580.10 451.20 404.00 484.00 452.40 448.40 334.80 320.30 350.30
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