Regression Analysis Was Applied Between Sales Data (Y in $1000s) $$\hat { y }$$

question 85

Multiple Choice

Regression analysis was applied between sales data (y in $1000s) and advertising data (x in $100s) and the following information was obtained. $$\hat { y }$$ = 12 + 1.8x

N = 17
SSR = 225
SSE = 75
Sb₁ = .2683
The t statistic for testing the significance of the slope is

• A) 1.80.
• B) 1.96.
• C) 6.71.
• D) .56.

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Definitions:

Standard Communication Model

A theoretical framework describing the process of transmitting information from a sender to a receiver through a medium.

Encoded Message

A message altered using a code or cipher so that only someone with the right key can decode and understand it.

Receiver Understands

The concept that the receiver of a message comprehends the information as intended by the sender.

Phone System

A multi-line communication system typically used in businesses for facilitating calls, voicemails, and conferencing.