The Time for a Professor to Grade a Homework in Statistics

question 50

Multiple Choice

The time for a professor to grade a homework in statistics is normally distributed with a mean of 12.6 minutes and a standard deviation of 2.5 minutes.What is the probability that randomly selected homework will require between 11 and 15 to grade?

• A) 0.4875
• B) 0.7567
• C) 0.5704
• D) 0.9637

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Definitions:

Arousal

A physiological and psychological state of being awake and reactive to stimuli, often involving heightened physical and emotional activity.

Performance

The act or process of carrying out an action, task, or function, typically evaluated in terms of its success or quality.

Emotional Intelligence

The skill of recognizing, comprehending, and controlling one's own feelings and those of other people.

Business World

The business world encompasses the broad spectrum of activities related to commerce, trade, production, and management of money and resources in organizations.