Exams Are Approaching and Helen Is Allocating Time to Studying

question 84

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 a 70% chance of getting an A,and a 20% chance of getting a B in Marketing.What is the probability that Helen gets an A or a B in Marketing?

---

Definitions:

Maize

A cereal grain first domesticated by indigenous peoples in southern Mexico about 10,000 years ago, known scientifically as Zea mays.

Mutagenic Agent

A chemical, physical, or biological factor that can induce genetic mutations, potentially leading to cancers and various genetic disorders.

Plant Domestication

The process by which wild plants have been evolved into crop plants through selective breeding by humans.

Natufians

A prehistoric culture located in the Levant, significant for their early adoption of sedentary communities and agriculture.