Instruction 13.18 One of the Most Common Questions of Prospective House Buyers

question 231

Multiple Choice

Instruction 13.18
One of the most common questions of prospective house buyers pertains to the average cost of heating in dollars (Y) .
To provide its customers with information on that matter, a large real estate firm used the following four variables to predict heating costs: the daily minimum outside temperature in degrees of Celsius (X₁) , the amount of insulation in cm (X₂) , the number of windows in the house (X₃) and the age of the furnace in years (X₄) . Given below are the Microsoft Excel outputs of two regression models.

-Referring to Instruction 13.18,what is the value of the partial F test statistic for H₀: β₃ = β₄ = 0 vs.H₁: At least one β_j ≠ 0,j = 3,4?

• A) 1.219
• B) 1.382
• C) 15.787
• D) 0.820

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Definitions:

DZ Twins

Dizygotic twins, also known as non-identical twins, who are born from two separate eggs fertilized by two different sperm.

Environment Share

The portion of environment that contributes to the similarities in upbringing and experiences among individuals living in the same household.

Nonadditive Effects

Phenomena in genetics where the effect of inheriting a specific allele combination is not simply the sum of the individuals' parts, often seen in polygenic traits.

Identical Twins

Twins who originate from the same fertilized egg and share the same genetic material.