A patient with IQ 30 will be diagnosed with:: (A) Mild mental retardation, (B) Moderate mental retardation, (C) Severe mental retardation, (D) Profound mental retardation
Answer is C. Normal 90-109 Borderline 70-89 Mild MR 50-69 Moderate MR 35-49 Severe MR 20-34 Profound MR <20