SCENARIO 18-1 A Real Estate Builder Wishes to Determine How House Size

question 10

Multiple Choice

SCENARIO 18-1
A real estate builder wishes to determine how house size (House) is influenced by family income
(Income) , family size (Size) , and education of the head of household (School) .House size is
measured in hundreds of square feet, income is measured in thousands of dollars, and education is in
years.The builder randomly selected 50 families and ran the multiple regression.Microsoft Excel
output is provided below:
-Referring to Scenario 18-1, which of the following values for the level of significance is the
Smallest for which at least two explanatory variables are significant individually?

• A) 0.01
• B) 0.025
• C) 0.05
• D) 0.15

---

Definitions:

Proto-Oncogenes

Normal genes that, when mutated, become oncogenes and can contribute to cancer development by promoting cell growth and division.

Checkpoint Genes

Genes that regulate the cell cycle and ensure that each phase is completed accurately before the next one begins, acting as safeguards against cellular damage and uncontrolled cell growth.

Mitosis

The division of a cell resulting in two descendant cells, each inheriting an identical count and form of chromosomes as the parent nucleus, typical in the growth of regular tissues.

Tumor Suppressor

A gene that regulates a cell during cell growth and division, and when malfunctioning, can lead to cell growth unregulated and potentially result in cancer.