High School

Savane is 4 years old. When she takes an IQ test, she performs similarly to an average 5-year-old. According to William Stern, what is her IQ?

Answer :

Final answer:

Savane's IQ is 125 according to William Stern's formula.

Explanation:

According to William Stern's IQ formula, Savane's IQ can be calculated by dividing her mental age (5 years) by her chronological age (4 years) and multiplying by 100. The result is:

Savane's IQ = (Mental Age / Chronological Age) x 100 = (5 / 4) x 100 = 125