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:

Group Synergy

The phenomenon in which the collective output, results, or performance of a group is greater than the sum of the individual efforts.

Tuckman's Theory

A model of group development that outlines stages of forming, storming, norming, performing, and adjourning.

Reforming

The process of making changes to something with the aim to improve it, often in the context of social, political, or organizational structures.

Group Development

The process through which a group evolves over time, typically moving through stages of forming, storming, norming, performing, and adjourning.