The best way to reduce nonsampling errors is to
a. increase sample size.
b. improve data collection techniques.
c. offer incentives to respondents.
d. substitute the next house on the block for not-at-homes.
e. Nonsampling errors cannot be reduced.
Question 2
Which of the following is a true statement about acquisition of online customers?
a. Acquisition of online customers can be accomplished only online.
b. Acquisition of online customers can make use of both offline and online techniques.
c. Is more costly than acquiring offline customers.
d. None of these is correct.
