A binomial experiment has the given number of trials n and the given success probability p. n=10, p=0.2

(a) Determine the probability P (2 or fewer). Round the answer to at least three decimal places.
P(2 or fewer)

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)