Exhibit 13-12
in a Laboratory Experiment, Data Were Gathered on the Life

question 20

Multiple Choice

Exhibit 13-12
In a laboratory experiment, data were gathered on the life span Y in months) of 33 rats, units of daily protein intake X1) , and whether or not agent X2 a proposed life extending agent) was added to the rats diet X2 = 0 if agent X2 was not added, and X2 = 1 if agent was added.) From the results of the experiment, the following regression model was developed.
$\hat { Y }$ =36+0.8X1 - 1.7X2
Also provided are SSR = 60 and SST = 180.
-Refer to Exhibit 13-12. The test statistic for testing the significance of the model is

• A) 0.50
• B) 5.00
• C) 0.25
• D) 0.33

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Definitions:

Guided Imagery

A technique used to aid memory of an event or person. For example, a child might be asked to pretend that an event occurred, then create a mental picture of the event and its details.

Eyewitness Testimony

is the account a bystander or victim provides in court, detailing the events they observed, which can be crucial evidence in legal proceedings.

Reality and Fantasy

The distinction between what is truly existent and observable in the physical world and what is imagined or created in the mind.

Utilization Deficiency

A situation in which using a memory strategy does not seem to boost memory.