Ask a New Question
Search
Questions and answers by
imagic
Answers (6)
1. 9/16 2. 27/256 3. 9/64 4. 27/256 5. 1/8 6. 243/256 7. 2
above answers are partially wrong here right ones: 1. mean = 120, variance = 72 2. mean = 150, variance = 75 3. mean = 150, variance = 73 4. mean = 0, variance = 0
When Charlie starts a new book, what is the probability that he will finish this book without being interrupted? 1) 0.4 2) 0.16 3) 1.2
2. (i), (ii) and (iii)
1. c=-5 3. No
4. lim_(n→∞)P(S_n≥n)= 0.5 lim_(n→∞)P(S_n≥n+sqrt(n)) = 1/(2*pi) = 0.159
