Let X∼Hypergeometric(N=10,K=6,n=3)X \sim \text{Hypergeometric}(N=10, K=6, n=3)X∼Hypergeometric(N=10,K=6,n=3). This is sampling without replacement. What is E[X]E[X]E[X]?
1.81.81.8
1.51.51.5
222
2.52.52.5