Find the Value of a Normal Random Variable

question 90

Multiple Choice

Find the Value of a Normal Random Variable
-The tread life of a particular brand of tire is a random variable best described by a normal distribution with a mean of 60,000 miles and a standard deviation of 2900 miles. What warranty should the company use if they want 96% of the tires to outlast the warranty

• A) 54,925 mi
• B) 65,075 mi
• C) 57,100 mi
• D) 62,900 mi

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Definitions:

Tolman's Theories

The psychological theories proposed by Edward C. Tolman, emphasizing the importance of cognitive processes and expectations in learning, suggesting that behavior is purposeful and goal-directed.

Excitatory Potential

The potential of a neuron to become activated and fire an action potential, often influenced by the summation of excitatory and inhibitory inputs.

Frustration

An emotional state that occurs when a person is blocked from achieving a goal, leading to feelings of stress, anger, or irritability.

Avoidance Behavior

Actions taken to escape from or to evade situations, activities, or stimuli that are perceived as uncomfortable or leading to an undesired outcome.