Nathan's score on the wechsler adult intelligence scale (wais) was 100. nathan's score indicates that he is in the:

Average

Explanation:

Alfred Bi net was the psychologist who proposed the concept of IQ. He proposed an intelligent scale that was called a Bi net Simon intelligent scale. IQ purpose was to measure the intelligence level of a person. I.Q was standing for the Intelligence Quotient.

This IQ tells about where the person lie and how to differentiate between an intelligent person and an average person. Different levels define at what level the person lies. Hundred is at the average level in IQ standard. It means that Nathan holds an average score in Intelligence quotient.