Thirty Percent of All Households Have a DVD Player

question 25

Multiple Choice

Thirty percent of all households have a DVD player.If you select 20 houses at random,what is the probability that six or fewer of them have a DVD player?

• A)0.608
• B)0.416
• C)0.344
• D)0.238

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Definitions:

Sahelanthropus

An extinct genus of hominids believed to be among the earliest on the human lineage, dating back approximately 7 million years ago, known from fossils found in Central Africa.

Homo Sapiens

The species name for modern humans, characterized by a capacity for language, complex problem-solving skills, and social organization.

Teleost

A large group of fish characterized by a movable jaw and a bony skeleton, with over half of all known fish species classified as teleosts.

Shark

A group of elasmobranch fish characterized by their cartilaginous skeletons, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.