The major advantage of a probability sample versus a non-probability sample is that: a) In a probability sample everyone has an equal chance of being in the survey b) The probability of a non-probability survey yielding better results are less likely c) In probability surveys, an objective measure of reliability can be made d) In non-probability surveys, an objective measure of validity cannot be assessed Question 69 (1 point) In order to conduct a probability survey it is necessary to have: a) An estimate of probabilities Ob) An equal weight to each person in the survey Oc) An estimate of reliability and validity d) A listing of the universe of the population