Intuitively you should expect rich kids to have an advantage in every endeavor because they have more resources. Rich kids can afford private tutors (which provides a 2 standard deviation improvement compared to 1 for Khan style learning), have more time and are less distracted by problems that can be solved with money. That&#x27;s to say nothing of the behavioral differences that result from a privileged upbringing and which are arguably more important than extrinsic factors.