The Amount of Time Required for an Oil and Filter

question 107

Short Answer

The amount of time required for an oil and filter change on an automobile is normally distributed with a mean of 45 minutes and a standard deviation of 10 minutes.A random sample of 16 cars is selected.What is the probability that the sample mean is between 45 and 52 minutes?

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Definitions:

Systematic Desensitization

A behavioral therapy technique used to reduce phobic responses or anxiety through gradual exposure to the feared object or situation.

Behavior Therapists

Clinical professionals who use techniques based on behavioral and cognitive principles to treat psychological disorders and improve mental health.

Undesirable Behavior

Actions or conduct that are not desired or considered inappropriate in a given context or society.

Self-efficacy Theory

A theory developed by Albert Bandura that emphasizes the role of belief in one's own ability to complete tasks and achieve goals as crucial to success.