Exhibit 19-2 Students in Statistics Classes Were Asked Whether They Preferred a Preferred

question 27

Multiple Choice

Exhibit 19-2
Students in statistics classes were asked whether they preferred a 10-minute break or to get out of class 10 minutes early. In a sample of 150 students, 40 preferred a 10-minute break, 80 preferred to get out 10 minutes early, and 30 had no preference. We want to determine if there is a difference in students' preferences.
-Refer to Exhibit 19-2. The p-value for testing the hypotheses is

• A)less than 0.002
• B)between 0.002 and 0.05
• C)between 0.05 and 0.10
• D)greater than 0.10

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Definitions:

Synaptic Pruning

A neurological process in which synapses (the connections between neurons) that are not used frequently are eliminated, leading to a more efficient synaptic organization.

Myelination

The process of forming a myelin sheath around the nerves, improving the speed and efficiency of neural communication.

Synaptic Pruning

The process by which extra neurons and synaptic connections are eliminated in the brain to increase the efficiency of neuronal transmissions.

Mental Operation

Cognitive processes that involve manipulating information mentally, such as reasoning, problem-solving, and decision-making, in the developmental theories of Piaget.