Alan Bissell,a Market Analyst for City Sound Online Mart,is Analyzing

question 62

Multiple Choice

Alan Bissell,a market analyst for City Sound Online Mart,is analyzing sales from heavy metal song downloads.Alan's dependent variable is annual heavy metal song download sales (in $1,000,000's) ,and his independent variables are website visitors (in 1,000's) and type of download format requested (0 = MP3,1 = other) .Regression analysis of the data yielded the following tables. Alan's model is ________________.

• A) y = 1.7 + 0.384212 x₁ + 4.424638 x₂ + 0.00166 x₃
• B) y = 1.7 + 0.04 x₁ + 1.5666667 x₂
• C) y = 0.384212 + 0.014029 x₁ + 0.20518 x₂
• D) y = 4.424638 + 2.851146 x₁ - 7.63558 x₂
• E) y = 1.7 + 0.04 x₁ - 1.5666667 x₂

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Definitions:

Fault Scarp

A fault scarp is a steep incline or cliff formed by the movement of a fault, where one side of the fault has moved vertically with respect to the other.

Columnar Joints

Natural formations of vertically oriented, hexagonal columns of rock, usually found in volcanic basalt, resulting from the cooling and contraction of lava.

Shear Zone

A region of the Earth's crust where rocks have been significantly deformed due to shear stress.

Folded Metamorphic Rocks

Metamorphic rocks that have been subjected to significant pressure and heat, resulting in a folded appearance due to deformation.