When assessing sample frame error, which two factors are to be considered?
A) the cost of the frame versus the accuracy of the frame
B) are people in the frame different from the population, and are people in the population not on the frame's list
C) the coincidence rate and the bi-incidence rate
D) the cost versus the timeliness of the frame
E) the cost versus the manager's preferences
Answer: b. are people in the frame different from the population, and are people in the population not on the frame's list