On a Multiple Choice Test with 17 Questions, Each Question

question 34

Multiple Choice

On a multiple choice test with 17 questions, each question has four possible answers, one of which is correct. For students who guess at all answers, find the mean for the number of correct answers.

• A) 8.5 questions
• B) 12.8 questions
• C) 4.3 questions
• D) 5.7 questions

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Definitions:

Gorilla

A large, primarily herbivorous ape native to the forests of central Sub-Saharan Africa.

Skulls

The bony structures forming the head in vertebrates, housing the brain and serving as attachments for facial muscles.

Biological Superiority

A controversial belief asserting that some races or ethnic groups are inherently superior to others based on genetic or physical traits.

Samuel Morton

A 19th-century American physician and scientist known for his controversial studies and publications on craniometry, which he used to support theories of racial differences.