Coin Flip Probability Formula
Binomial Coefficient:
C(n, k) = n! / (k! * (n - k)!)Probability Calculation for 'Exactly' Outcome
P(X = k) = C(n, k) * p^k * (1 - p)^(n - kProbability Calculation for 'At Most' Outcome
P(X ≤ k) = ∑[0 to k] (C(n, i) * p^i * (1 - p)^(n - i))Chance of Success (%):
Chance of Success = Probability * 100Xcalculators is collection of free online calculator tools. Calculators which are easy to use, fast and secure. We highly focused on user privacy and content security, we don't see or share your data.