Plants grow naturally towards the strongest source of light, this is called phototropism. They do this in order to maximise their exposure to the sun and increase the amount of photosysnthesis (and therefore growth). This is a survival mechansim.
researcher will either use random assignment or matching What do random assignment and matching have in common? They are both designed to create equivalent groups of participants. Random assignment is to random selection as _____ is to _____
Both methods also have ways of sampling. Random sampling is preferred in quantitative research. This allows the researcher to pick a representation of a larger group and the results can be generalized to the larger group. In qualitative research, sampling is not random.