TABLE 14-6
One of the most common questions of prospective house buyers pertains to the cost of heating in dollars (Y). To provide its customers with information on that matter, a large real estate firm used the following 4 variables to predict heating costs: the daily minimum outside temperature in degrees of Fahrenheit (X₁) the amount of insulation in inches (X₂), the number of windows in the house (X₃), and the age of the furnace in years (X₄). Given below are the Excel outputs of two regression models.
Model 1

Model 2

-Referring to Table 14-6, what is the value of the partial F test statistic for H₀: β₃ = β₄ = 0 vs. H₁: At least one βⱼ ≠ 0, j = 3, 4?
A) 0.820
B) 1.219
C) 1.382
D) 15.787

Question

TABLE 14-6
One of the most common questions of prospective house buyers pertains to the cost of heating in dollars (Y). To provide its customers with information on that matter, a large real estate firm used the following 4 variables to predict heating costs: the daily minimum outside temperature in degrees of Fahrenheit (X₁) the amount of insulation in inches (X₂), the number of windows in the house (X₃), and the age of the furnace in years (X₄). Given below are the Excel outputs of two regression models.
Model 1
  
Model 2
 
-Referring to Table 14-6, what is the value of the partial F test statistic for H₀: β₃ = β₄ = 0 vs. H₁: At least one βⱼ ≠ 0, j = 3, 4?
A) 0.820 
B) 1.219 
C) 1.382 
D) 15.787

Quizplus · Accepted Answer

The Answer of TABLE 14-6
One of the most common questions of prospective house buyers pertains to the cost of heating in dollars (Y). To provide its customers with information on that matter, a large real estate firm used the following 4 variables to predict heating costs: the daily minimum outside temperature in degrees of Fahrenheit (X₁) the amount of insulation in inches (X₂), the number of windows in the house (X₃), and the age of the furnace in years (X₄). Given below are the Excel outputs of two regression models.
Model 1
  
Model 2
 
-Referring to Table 14-6, what is the value of the partial F test statistic for H₀: β₃ = β₄ = 0 vs. H₁: At least one βⱼ ≠ 0, j = 3, 4?
A) 0.820 
B) 1.219 
C) 1.382 
D) 15.787

TABLE 14-6 One of the Most Common Questions of Prospective House Buyers