Which Statement About Individuals' Intelligence Tests at Different Ages Is

question 13

Multiple Choice

Which statement about individuals' intelligence tests at different ages is TRUE?

• A) The correlation between individuals' IQ scores at a particular age and their scores 5 years later is approximately 0.90.
• B) On average, individuals' IQ scores increase 13 points between age 4 and age 17.
• C) If intelligence tests are administered according to instructions, there should be no change in an individual's IQ score with age.
• D) Children who take an intelligence test at age 12 and again at age 17 show an average change, up or down, of 7 points.