Education is considered the most reliable determinant of consumers' income potential and a. ...

Education is considered the most reliable determinant of consumers' income potential and
 a. subculture.
  b. inscribed social class.
  c. social float.
  d. trickle-down effects.
  e. spending patterns.

Question 2

A researcher investigating the consumption of sugar takes a random sample from the population and computes the
  mean sugar consumption. He repeats the procedure a number of times using the exact same procedure, and finds
  the means obtained vary from sample to sample. This is an example of
 a. systematic error.
  b. sampling error.
  c. nonsampling error.
  d. noncoverage error.
  e. response error.