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4. A college professor is interested in finding the strength of a relationship between the final exam grades of students enrolled in Algebra and Calculus classes. The data are given below. 97 Algebra (x) Calculus (y) 83 80 95 73 78 91 86 78 95 83 97 78 72 90 80

4. A college professor is interested in finding the strength of a relationship between the final exam grades of students enrolled in Algebra and Calculus classes. The data are given below. 97 Algebra (x) Calculus (y) 83 80 95 73 78 91 86 78 95 83 97 78 72 90 80

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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4. A college professor is interested in finding the strength of a relationship between the final exam grades of students enrolled in Algebra and Calculus classes. The data are given below. Algebra (x) Calculus (y) 83 78 97 95 80 83 95 97 73 78 78 72 91| 86 90 80 5. A medical researcher wants to determine how the dosage (in mg) of a drug affects the heart rate of the patient. The data for seven patients are given here. Drug dosage (x) 0.125 | 0.200 95 0.250 0.300 0.350 0.400 | 0.500 Heart rate (y) 90 93 92 88 80 82 Compute the following. A. Sxx, SSyy, SSxy B. Standard deviation errors C. Coefficient of Determination
Transcribed Image Text:4. A college professor is interested in finding the strength of a relationship between the final exam grades of students enrolled in Algebra and Calculus classes. The data are given below. Algebra (x) Calculus (y) 83 78 97 95 80 83 95 97 73 78 78 72 91| 86 90 80 5. A medical researcher wants to determine how the dosage (in mg) of a drug affects the heart rate of the patient. The data for seven patients are given here. Drug dosage (x) 0.125 | 0.200 95 0.250 0.300 0.350 0.400 | 0.500 Heart rate (y) 90 93 92 88 80 82 Compute the following. A. Sxx, SSyy, SSxy B. Standard deviation errors C. Coefficient of Determination
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