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TABLE 15-6
Given below are results from the regression analysis on 40 observations where the dependent variable is the number of weeks a worker is unemployed due to a layoff (Y) and the independent variables are the age of the worker (X₁), the number of years of education received (X₂), the number of years at the previous job (X₃), a dummy variable for marital status (X₄: 1 = married, 0 = otherwise), a dummy variable for head of household (X₅: 1 = yes, 0 = no) and a dummy variable for management position (X₆: 1 = yes, 0 = no).
The coefficient of multiple determination (R) for the regression model using each of the 6 variables Xⱼ as the dependent variable and all other X variables as independent variables are, respectively, 0.2628, 0.1240, 0.2404, 0.3510, 0.3342 and 0.0993.
The partial results from best-subset regression are given below:
-Referring to Table 15-6, what is the value of the Mallow's Cp statistic for the model that includes X₁, X₂, X₃, X₅ and X₆?
Deforestation
The clearing of trees and forests, typically leading to habitat destruction and biodiversity loss.
Reduced Precipitation
A decrease in the amount of rainfall over a specific period, often impacting water supply and ecosystem health.
Rising Temperature
An increase in the average temperature of the earth's atmosphere, often associated with global warming and climate change.
Sea Levels
Sea levels refer to the average height of the ocean's surface between high and low tide, used as a baseline in measuring land elevation and ocean depths.
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