A Survey of 12 People at a Bookstore Showed That

question 38

Multiple Choice

A survey of 12 people at a bookstore showed that five had purchased a hardcover book.If seven people are selected at random, what is the probability that four of them had purchased a hardcover book?

• A)12/86
• B)43/86
• C)19/86
• D)7/86

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Definitions:

Bumper Acorn Crops

Phenomenon where oak trees produce an unusually abundant amount of acorns at certain times, influenced by various environmental factors.

Lyme Disease

A bacterial infection transmitted to humans through the bite of infected black-legged ticks, characterized by fever, headache, fatigue, and a characteristic skin rash.

Habitat

The natural environment in which an organism lives, which includes both biotic and abiotic factors.

Abiotic Components

The non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.