We wish to study the advertising expenditures for the 200 largest companies in Canada. Suppose
The objective of the study is to determine whether ﬁrms with high returns on equity (a measure of
Proﬁtability) spent more of each sales dollar on advertising than ﬁrms with a low return or deﬁcit. To
Make sure that the sample is a fair representation of the 200 companies, the companies are
Grouped on percent return on equity
What is this type of sampling called?
A) Simple random
B) Stratiﬁed random
C) Cluster
D) Systematic

Question

We wish to study the advertising expenditures for the 200 largest companies in Canada. Suppose
The objective of the study is to determine whether ﬁrms with high returns on equity (a measure of
Proﬁtability) spent more of each sales dollar on advertising than ﬁrms with a low return or deﬁcit. To
Make sure that the sample is a fair representation of the 200 companies, the companies are
Grouped on percent return on equity 
What is this type of sampling called?
A) Simple random 
B) Stratiﬁed random 
C) Cluster 
D) Systematic

Quizplus · Accepted Answer

Stratiﬁed random

We Wish to Study the Advertising Expenditures for the 200