Use Computer Software to Find the Best Regression Equation to Explain

question 31

Multiple Choice

Use computer software to find the best regression equation to explain the variation in the dependent variable, Y, in terms of the independent variables, X1, X2, X3
- $\begin{array} { c c c l c } \mathrm { Y } & \mathrm { X } _ { 1 } & \mathrm { X } _ { 2 } & \mathrm { X } _ { 3 } & \\ 344 & 45.0 & 67.5 & 1 & \text { CORRELATION COEFFICIENTS } \\ 416 & 54.0 & 72.0 & 1 & \mathrm { Y } / \mathrm { X } _ { 1 } = .951 \\ 220 & 41.0 & 70.0 & 2 & \mathrm { Y } / \mathrm { X } _ { 2 } = .789 \\ 360 & 49.0 & 68.5 & 1 & \mathrm { Y } / \mathrm { X } _ { 3 } = - .616 \\ 332 & 44.0 & 73.0 & 1 & \\ 140 & 32.0 & 63.0 & 2 & \\ 436 & 48.0 & 72.0 & 1 & \text { COEFFICIENTS OF DETERMINATION } \\ 132 & 33.0 & 61.0 & 2 & \\ 356 & 48.0 & 64.0 & 2 & \mathrm { Y } _ { 1 } / \mathrm { X } _ { 1 } = .905 \\ 150 & 35.0 & 59.0 & 1 & \mathrm { X } _ { 1 } , \mathrm { X } _ { 2 } = .919 \\ 202 & 40.0 & 63.0 & 2 & \mathrm { Y } _ { 1 } , \mathrm { X } _ { 2 } , \mathrm { X } _ { 3 } = .927 \\ 365 & 50.0 & 70.5 & 1 & \end{array}$

• A) \(\hat { Y } = - 355 + 14.9 X _ { 1 }\)
• B) \(\hat { Y } = - 442 + 12.1 X _ { 1 } + 3.58 X _ { 2 } - 23.8 X _ { 3 }\)
• C) \(\hat { Y } = - 412 + 13.6 X _ { 1 } + 3.15 X _ { 2 }\)
• D) \(\hat { Y } = - 543 + 12.8 X _ { 1 } + 4.15 X _ { 2 }\)

Understand how social networks are built and maintained in professional settings.

Analyze strategies for building trust in new or existing relationships.

Understand the concept of reserve ratios and its application in banking.

Calculate the components of monetary aggregates: M1, M2, and M3.

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Definitions:

Product M

Refers to a specific good or service offered by a company, designated as "M" for differentiation.

Controllable Costs

Expenses that a manager or business unit has the authority to influence or change, such as materials or labor.

Organizational Structure

The system of rules, roles, and responsibilities within an organization that outlines how activities are directed in order to achieve the organization's goals.

Payroll Clerk

A payroll clerk is a professional responsible for preparing and managing an organization's employee compensation, deductions, and records.