The Time for a Professor to Grade a Student's Homework

question 132

Multiple Choice

The time for a professor to grade a student's 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 minutes to grade?

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

---

Definitions:

Confront

To face or challenge something directly, often used in therapeutic contexts to describe addressing difficult or painful emotions and realities.

"Shoulds"

Cognitive distortions characterized by beliefs about how one or others ought to behave, which can often lead to feelings of guilt or shame.

Difficult Feelings

Emotional experiences that are challenging to face or manage, such as sadness, anger, guilt, or anxiety.

Emergent Strategy

A strategy that develops over time in an organization in the absence of specific intentions, often in response to unexpected opportunities or challenges.