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 _____
The matching principle is one of the basic underlying guidelines in accounting. The matching principle directs a company to report an expense on its income statement in the same period as the related revenues. To illustrate the matching principle, let's assume that all of a company's sales are made through sales representatives (reps) who earn a 10% commission.