TABLE 13-8 It Is Believed That GPA (Grade Point Average, Based on Based

question 194

Multiple Choice

TABLE 13-8
It is believed that GPA (grade point average, based on a four point scale) should have a positive linear relationship with ACT scores. Given below is the Excel output for predicting GPA using ACT scores based a data set of 8 randomly chosen students from a Big-Ten university.

-Referring to Table 13-8, the value of the measured test statistic to test whether there is any linear relationship between GPA and ACT is

• A) 0.0356.
• B) 0.1021.
• C) 0.7598.
• D) 2.8633.

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Definitions:

GABA

GABA (gamma-aminobutyric acid) is the main inhibitory neurotransmitter in the nervous system, playing a critical role in reducing neuronal excitability and regulating muscle tone.

Glutamate

An amino acid that acts as a neurotransmitter in the central nervous system.

Acetylcholine

A neurotransmitter in the nervous system that plays complex roles in transmitting nerve impulses at synapses, including muscle stimulation, attention, arousal, and memory.

Norepinephrine

A neurotransmitter and hormone involved in the body's "fight or flight" response, regulating heart rate, blood pressure, and sugar levels.