For a random variable XXX, what is P(X>E[X]+kσ)P(X > E[X] + k\sigma)P(X>E[X]+kσ) bounded by using Chebyshev's Inequality?
12k2\frac{1}{2k^2}2k21
1k\frac{1}{k}k1
1−1k21 - \frac{1}{k^2}1−k21
1k2\frac{1}{k^2}k21