A large sample of children was followed over time. One investigator looked at all the children who were at the 90th percentile in height at age four. Some of these children turned out to be above the 90th percentile in height at age eighteen, and others were below. The number of children who were above was the number of children who were below. Fill in the blank or specify whether more information is needed. Hint: Think about the regression effect or reversion to the mean. O about the same as O quite a bit smaller than O quite a bit larger than 0 More information is needed