When Using Area Sampling,a Researcher Should Seek a Balance Between

Multiple Choice

When using area sampling,a researcher should seek a balance between statistical efficiency,which suggests ____,and economic considerations,which suggest ____.

A) the need for accuracy,that benefits be considered
B) a small number of areas be used,few areas be used
C) a large number of areas be used,few areas be used
D) that a small sample size can be used to predict accurately,possible losses due to faulty predictions can be costly
E) that a large number of areas be used,a large number of observations within each area be collected