Steps used in selecting the simple random sample (SRS) in Example 2.4 of Lohr(1999).
selectrs
Data frame with the following 5 variables:
random number generated between 0 and 1
ceiling(3048*RN), with RN the random number
in column a
distinct values in column b
new values generated to replace duplicates in b
final set of distinct values to be used in sample
Lohr (1999). Sampling: Design and Analysis, Duxbury, p. 31--34 and 444.