Correct Answer: Correct answer is: (D) All of these.
Exam Relevance: GRE, GMAT, IQ tests
Difficulty: Easy
Concept notes: Non-verbal tests of intelligence are designed to assess cognitive abilities without relying on language skills. They are suitable for a wide range of individuals, including those who are deaf and dumb, literates, and backward children.
Common Mistakes: Students may mistakenly believe that non-verbal tests are only suitable for individuals with specific language limitations, such as the deaf and dumb, and not for literates or backward children.
Explanations: Non-verbal tests of intelligence are designed to measure cognitive abilities through tasks that do not require verbal or written language. This makes them suitable for individuals who are deaf and dumb, as they do not rely on language skills. They are also appropriate for literates, as these tests can still provide a valid assessment of cognitive abilities. Additionally, non-verbal tests can be useful for backward children, as they can assess cognitive abilities without the confounding factor of language proficiency. Therefore, non-verbal tests are suitable for all of these groups.
Option Analysis: - Option A: Non-verbal tests are indeed suitable for deaf and dumb individuals as they do not require language skills.
- Option B: Non-verbal tests are also suitable for literates as they can still provide a valid assessment of cognitive abilities.
- Option C: Non-verbal tests can be useful for backward children as they can assess cognitive abilities without the confounding factor of language proficiency.
- Option D: This option correctly states that non-verbal tests are suitable for all of the mentioned groups.