CPM Email Segmentation & A/B Testing 3

Question 1

A marketer notices that subscribers who open emails but never click have a very different profile from those who click through. To address this, she should create segments based on:

Accepted Answer

Engagement behavior

Answer

Engagement-based segmentation uses email interaction patterns—opens, clicks, and conversions—to group subscribers and tailor messaging accordingly.

Question 2

In multivariate email testing, compared to a standard A/B test, what is the primary trade-off?

Accepted Answer

Multivariate tests require a larger audience to reach statistical significance

Answer

Testing multiple variable combinations in a multivariate test requires a much larger sample size to detect significant differences for each combination.

Question 3

A marketer wants to re-engage subscribers who haven't opened an email in 90 days. The FIRST step should be:

Accepted Answer

Segment them into a win-back sequence with a compelling offer

Answer

A targeted win-back sequence with an incentive is the standard approach to re-engaging inactive subscribers before considering list removal.

Question 4

Which of the following is a risk of using too-small sample sizes in email A/B tests?

Accepted Answer

Results may reflect random chance rather than true performance differences

Answer

Small samples increase the risk of Type I errors—declaring a winner due to random variation rather than a real performance difference.

Question 5

A B2B company segments its email list by company size (SMB, mid-market, enterprise). This is best described as:

Accepted Answer

Firmographic segmentation

Answer

Firmographic segmentation organizes B2B contacts by organizational characteristics such as company size, industry, or revenue.

(CPM) Certified Professional Marketer Practice Test

(CPM) Certified Professional Marketer Practice Test

CPM Email Segmentation & A/B Testing 3