Kizspy Question: 33
(Choose 1 answer)
A company wants to determine if their new marketing campaign is effective. They collect data on sales before
and after the campaign. The Z-Score for the increase in sales is 2.5.
What does this Z-Score indicate?
A. The campaign is significantly more effective than expected.
B. The campaign is significantly less effective than expected.
C. The campaign has no effect on sales.
D. The Z-Score cannot be used in this context.
E. None of the others..
