A Regression Equation Is Found That Predicts the Increased Cost

question 90

Multiple Choice

A regression equation is found that predicts the increased cost of a home owner's electricity bill
Given the number of holiday lights they put on the outside of their house. The equation is dol^lars =
2) 5 + 0.02(light) . If a house has 400 lights and a $15 increase in their electricity cost, find their
Residual.

• A) $5
• B) $20
• C) $15
• D) -$15
• E) -$5

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Definitions:

Coral Reef

A large underwater structure made of the skeletons of tiny sea creatures called corals, known for its rich biodiversity.

Fractured Rocks

Rocks that have been broken into pieces due to various processes such as pressure, temperature changes, or physical wear.

Weathering

The breakdown of rocks, soils, and minerals through direct contact with the Earth's atmosphere, water, and biological organisms.

Composition

The chemical and mineralogic makeup of a material, including rocks, minerals, or atmospheres.