19. Flip five unfair coins where, for each coin, P(H) = 0.35 and P(T) = 0.65. Let X be the total number of heads. Find the standard deviation for the distribution of X. A. 0.0665 В. 1.0665 С. 2.0665...

if someone could please help me solve these problems

Extracted text: 19. Flip five unfair coins where, for each coin, P(H) = 0.35 and P(T) = 0.65. Let X be the total number of heads. Find the standard deviation for the distribution of X. A. 0.0665 В. 1.0665 С. 2.0665 D. 3.0665 20. Roll ten unfair six-sided dice where, for each die, P(one) = 0.08, P(two) = 0.12, P(three) = 0.10, P(four) = 0.22, P(five) = 0.28, P(siz) = 0.20. Find P(1 – 2 – 3 – 1 – 2 – 1). A. 0.00010086 B. 0.00020086 C. 0.00040086 D. 0.00060086


Extracted text: Ticket Machine Setup Suppose you have a machine that randomly prints out tickets with numbers on them. 17% of the time the ticket has number 3. 24% of the time the ticket has number 8. 37% of the time the ticket has number 15. 22% of the time the ticket has number 22. There are no other ticket numbers. Let the random variable X be the number on the ticket.