Binomial distribution if mean 10 AND VARIANCE 9 find mide
μ=np=10
σ²=npq=np(1-p)=9
Solve for n and p.
Hint:
substitute np in the second equation and solve for p. Hence solve for n.
σ²=npq=np(1-p)=9
Solve for n and p.
Hint:
substitute np in the second equation and solve for p. Hence solve for n.