True / False
According to Plato, the very essence of time is change but the very essence of knowledge is unchanging. What is true is always true. Therefore, whatever is relative and always changing cannot be true.

Population parameters are difficult to calculate due to

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?

4. write short introduction to aaran and jaanto technology.