(i. The type of sampling when a population is ﬁrst divided into subgroups and then a sample is
Selected from each subgroup is called stratiﬁed random sampling.
(ii. Auditors may select every 20th ﬁle starting with say, the 5th ﬁle in the top drawer. Then ﬁle
Numbers 25, 45, 65, 85,... are audited. This type of sampling is called cluster sampling.
(iii) The mean of a population is called a parameter.
A) (i), (ii), and (iii) are all correct statements.
B) (i) and (ii) are correct statements but not (iii).
C) (i) and (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements but not (i).
E) (i), (ii), and (iii) are all false statements.

Question

Quizplus · Accepted Answer

(i) and (iii) are correct statements but (ii).

(I the Type of Sampling When a Population Is ﬁRst