Even just a few hours of NYT ad traffic ought to be statistically significant enough to say that the difference is within a few percent.
The problem is that the data might not be _representative_. NYT traffic might behave differently enough from yours that their results don't apply to you.
Even just a few hours of NYT ad traffic ought to be statistically significant enough to say that the difference is within a few percent.
The problem is that the data might not be _representative_. NYT traffic might behave differently enough from yours that their results don't apply to you.