The following data were obtained for a sample of 10 men from a height and Σ (x₁ - x)² = 120, Ey? = 240550, Σ(x₁ - x)(y₁ - y) = 150 Calculate covariance, correlation coefficient, the two regression lines. weight distribution. X = 70. y = 155,
The following data were obtained for a sample of 10 men from a height and Σ (x₁ - x)² = 120, Ey? = 240550, Σ(x₁ - x)(y₁ - y) = 150 Calculate covariance, correlation coefficient, the two regression lines. weight distribution. X = 70. y = 155,
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 8E
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Transcribed Image Text:The following data were obtained for a sample of 10 men from a height and
Σ(x₁ - x)² = 120,
Ey? = 240550,
Σ(x₁ - x)(y₁ - y) = 150
Calculate covariance, correlation coefficient, the two regression lines.
weight distribution.
X = 70.
y = 155,
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