how would you convince the citizens to the boycott railroads and cotton gin/ what would you say to convince them.

What are you boycotting for in the argument?

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.        

delete this messag epls it wont let me out this exit