Clarence Is a Fifth-Grade Student with a Learning Disability

question 51

Multiple Choice

Clarence is a fifth-grade student with a learning disability. He and his classmates recently took a standardized reading achievement test. Clarence's percentile rank for that test was 20. The norm group for this test did not include any students with learning disabilities. What inference can be made on the basis of Clarence's test scores?

• A) Clarence is performing below grade level and therefore he should repeat the fifth grade.
• B) Clarence's scores cannot be meaningfully interpreted, given the standards for evaluation.
• C) Clarence's teacher has been unsuccessful in teaching him basic fifth-grade reading skills.
• D) Clarence's school is failing to meet his special learning needs.

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Definitions:

Symbolize

To represent or stand for something else, especially through symbols or symbolic actions.

Quantifier

A logical term that specifies the quantity of specimens in the domain of discourse that satisfy a conditional statement.

Atomic Open Sentence

An atomic open sentence is a type of logical statement that contains variables and is either true or false depending on the values of those variables.

Truth-functional

Pertaining to a logical relation where the truth value of a compound proposition is determined by the truth values of its components.