Kaja is known for being a free-spirt. She listens to new age music and attends yoga classes regularly. In her free time, she studies astrology and healing crystals. When asked to indicate whether Kaja is more likely be a new-age healer or a teacher, most people will say she is more likely to be a new-age healer, even though only 2% of the population are new age healers while 15% are teachers. What is this an example of?