How many participants need to be enrolled in each group to have a 90% chance of detecting

Question:

How many participants need to be enrolled in each group to have a 90% chance of detecting a significant difference using a two-sided test with α = .05 if compliance is perfect? 


Cardiovascular Disease

Consider the Physicians’ Health Study data presented in Example 10.37 (p. 411).

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: