The Following Regression Output Was Generated Based on a Sample

question 110

Multiple Choice

The following regression output was generated based on a sample of utility customers.The dependent variable was the dollar amount of the monthly bill and the independent variable was the size of the house in square feet. Based on this regression output,which of the following statements is not true?

• A)The number of square feet in the house explains only about 2 percent of the variation in the monthly power bill.
• B)At an alpha level equal to 0.05,there is no basis for rejecting the hypothesis that the slope coefficient is equal to zero.
• C)The average increase in the monthly power bill is about 66.4 for each additional square foot of space in the house.
• D)The correlation of the monthly power bill with the square footage of the house is 0.149.

---

Definitions:

Changes In Sea Level

Variations in the global average sea level, typically caused by either thermal expansion of sea water as it warms or by the melting of ice over land.

Genetic Mutations

Changes in the DNA sequence of an organism's genome, which can lead to variation among species and individuals, with potential effects ranging from harmful to beneficial.

Fundamental Niche

The entire set of conditions under which an organism can survive and reproduce without the presence of competition or predators.