If the Least Squares Equation for Sales Data Going from 2004

question 77

Multiple Choice

If the least squares equation for sales data going from 2004 to 2008 is = 10 + 1.3t (in million $) ,what is the value of t and the forecast for 2010?

• A)t = 6, = 17.8
• B)t = 0, = 10.0
• C)t = 7, = 19.1
• D)t = 6, = 0.0

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Definitions:

Psychophysical Law

A concept in psychology that describes the relationship between the physical qualities of a stimulus and the perceptions they produce.

Distal Stimulus

The actual object or event in the external world that you perceive, which contributes to the sensory input received by your sensory receptors.

Proximal Stimulus

The physical energy from a stimulus as it directly interacts with the sensory receptors, such as the light hitting the retina.

Sensory Stimulus

Any object or event that elicits a sensory response.