Question

Lucky Number Question 1. (30 points) Short answer. ID No. Put your answer in the blank (no explanation is required) 1) Consider the sample space Ss(1,2,3,456,7B9,10). A is the set of all odd numbers, B is the set of all even numbers, C is the set of numbers less than S, D is (7,8) then BUDAn (CUD)- Put 3 balls into 4 boxes at random. The probability of that there is at most one ball in each box is al 2) 3) Suppose A and B are two innt nandom events, P(AUB) -06, PAOS4, P(Z 2) then P(B)= -2 0 1 2 03 0.1 p 0A) 4) Suppose a random variable x has the probability distributionwth ,P(X2 22)= 5) Suppose X-Bin(10,04),Y=2X+5, then ECY) , v 5359 . , and Eun-_-_-_ 6141 6817 then p-_ 7224 7549 7852 8133 8389 6) Suppose X-N-3,4) and YN(2.9), X and Y are independent, then

Answer 1