Compute the following binomial probabilities directly from the formula for b(x; n, p).

(a) b(1; 6, 0.43)

(b) b(1; 7, 0.77)

(c) P(3 X 5) when n = 9 and p = 0.69

(d) P(1 X) when n = 9 and p = 0.21

Question

Compute the following binomial probabilities directly from the formula for b(x; n, p).

(a) b(1; 6, 0.43) 
  

(b) b(1; 7, 0.77) 
  

(c) P(3  X  5) when n = 9 and p = 0.69 
  

(d) P(1  X) when n = 9 and p = 0.21

anonymous · Answer

try urself with prob=C(n,x) * (p^x)  * (1-p)^(n-x)
for a) it is   C(6,1) * (0.43)^1 *(1-0.43)^(6-1)

anonymous · Answer

i hope rest u will be able to do as just u hv to plug in for x,n and p