Aresearcher wants to study the effect of regular exercise on cholesterol level. the researcher compares the cholesterol levels of 50 people who belong to a local gym and exercise there regularly with the cholesterol levels of 50 people from the same community who do not exercise regularly. the cholesterol levels of the gym members are substantially lower. the researcher can conclude that:

From the given information and data we can conclude that in this particular case , the researcher tends to conclude that the members or individuals of the local gym who were exercising regularly might have the lower cholesterol levels than the individuals in community that do not tend to exercise on regular basis .

answer; self_ disclosure;

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.