The Probability of Observing at Least One of Two Events

question 6

Multiple Choice

The probability of observing at least one of two events [for example,p(A or B) ] is ____.

• A)p(A,B)- p(A)
• B)p(A,B)- p(B)
• C)p(A)p(B)
• D)p(A)+ p(B)- p(A,B)

---

Definitions:

Anorexia Nervosa

An eating disorder characterized by an obsessive fear of gaining weight, leading to severe restriction of food intake and often excessive weight loss.

Posterior Pituitary

The back part of the pituitary gland, which releases hormones directly into the bloodstream.

Bulimia

An eating disorder characterized by episodes of binge eating followed by behaviors such as purging to prevent weight gain.

Binge-Purge Cycle

A pattern of disordered eating that involves episodes of excessive food intake followed by behaviors to prevent weight gain, such as vomiting.