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

---

Definitions:

Cochlear Duct

A spiral-shaped cavity in the cochlea of the inner ear, filled with endolymph fluid, crucial for converting sound vibrations into neural signals.

Scala Vestibuli

The scala vestibuli is a perilymph-filled cavity inside the cochlea of the inner ear; it lies superior to the scala media and transmits sound vibrations to the cochlear duct.

Inner Ear

A complex structure within the ear responsible for hearing and balance, encompassing the cochlea, vestibule, and semicircular canals.

Equilibrium

A state of balance or stability, where all forces acting on a system are equal and opposite, resulting in no net change.