Not So Strong
For each positive integer \(i\), let the random variable \(X_i\) be defined as:
where \(0\leq f(i) \leq \frac{1}{2}\).
Let \(S_n:=X_1+X_2+\ldots + X_n\).
What is \(E[S_n]\)?
Home » Courses » Electrical Engineering and Computer Science » Mathematics for Computer Science » Unit 4: Probability » 4.7 Sampling & Confidence » 4.7.2 Not So Strong
For each positive integer \(i\), let the random variable \(X_i\) be defined as:
where \(0\leq f(i) \leq \frac{1}{2}\).
Let \(S_n:=X_1+X_2+\ldots + X_n\).
What is \(E[S_n]\)?