The Expressive Vocabulary Test (EVT) is designed to measure expressive vocabulary and word retrieval for Standard American English. The EVT measures expressive vocabulary knowledge with two types of items: labeling and synonym. Word retrieval is measured by comparing expressive and receptive vocabulary skills using standard score differences between EVT and PPVT - III. The mean standard score is 100 and the standard deviation is 15, therefore performances between 85 and 115 are within the average range. obtained a standard score of , which is at the percentile. This is in the range when compared to age peers.