How did the changes in settlement affect the lives of the early Filipinos?

Under colonization, the Philippines produced crops and mined minerals for sale and export on the world market. After gaining in- dependence in 1946, it began rebuilding the nation, which was devas- tated by World War II (1935-1945). The Philippines underwent rapid development and modernization.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

answer; albert bandura;