Exams Are Approaching and Helen Is Allocating Time to Studying

question 82

Short Answer

Exams are approaching and Helen is allocating time to studying for exams. She feels that with the appropriate amount of studying, she has an 80% chance of getting an A in Marketing. She also feels that she has a 60% chance of getting an A in Spanish with the appropriate amount of studying. Given the demands on her time, she feels that she has only a 45% chance of getting an A in both classes. What is the probability that Helen does not get an A in either class?

---

Definitions:

Dissociative Identity Disorder

A mental disorder in which a person exhibits two or more distinct and alternating personalities.

Anorexia Nervosa

A psychological and potentially life-threatening eating disorder characterized by extremely low body weight, distorted body image, and an obsessive fear of gaining weight.

Fugue State

An uncommon mental health condition marked by temporary memory loss concerning one's own identity, affecting memories, personality traits, and various aspects that define a person's individuality.

Bulimia Nervosa

A psychiatric disorder characterized by binge eating followed by purging to prevent weight gain.