In one study, elementary school teachers were told that aptitude tests indicated that certain students would "bloom" intellectually in the coming year, though in reality these students' names were chosen randomly. at the end of the year, the selected students indeed performed better on aptitude tests compared to other students. this phenomenon is called and is likely driven by

Which best describes california population when it became a state in 1850? a.because of the gold rush attracting settlers all over the world california population diverse.bcalifornia had banned foreign immigrants at the start of the gold rush.so,the states population was made up of entirely of americans from other parts of the country.c california had a large african population because many southern planters had moved their enslaved africans to start large farms.d the indian removal act had led to the relocation of thousands of eastern native americans to california.as,a result the majority of californias population was native american