Solve the Problem. -On a Multiple Choice Test with 17 Questions, Each Question

question 16

Multiple Choice

Solve the problem.
-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) 5.7
• B) 4.3
• C) 12.8
• D) 8.5

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Definitions:

Failure to Conserve

A difficulty or inability to recognize that certain properties of objects or substances remain unchanged despite changes in their form or arrangement, typically seen in children before they reach the concrete operational stage of cognitive development.

Mental Operation

Cognitive processes that allow an individual to reason, perform abstract thinking, and solve problems.

Identity

The qualities, beliefs, personality, looks, and/or expressions that make a person or group.

Tower of Hanoi

A mathematical game or puzzle consisting of three pegs and a number of disks of different sizes which can slide onto any peg, with the objective being to move the entire stack to another peg, following certain rules.