Why do we need a hypothesis test if we can already calculate the mean and standard deviation of a sample?
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
142
Views
A hypothesis test determines whether the observed sample statistics (like the mean) provide enough evidence to conclude there is a meaningful effect or difference in the entire population, rather than just describing the sample itself.