What is the difference between a one-tailed and a two-tailed test?
Welcome!
Share and discuss the best content and new marketing ideas, build your professional profile and become a better marketer together.
This question has been flagged
1
Reply
170
Views
A one-tailed test examines whether a parameter is either greater than or less than a certain value, focusing on only one direction of interest, while a two-tailed test checks for any significant difference in both directions, meaning it tests whether the parameter is either significantly higher or lower than the expected value.