Card Draw Hypergeometric
Calculator

Inputs

At least one success probability (%)
34.1158

Results

At least one success probability (%)
34.1158
Zero successes probability (%)
65.884199
Expected successes in draw
0.384615

Gaming results

At least one success probability (%)34.1158
Zero successes probability (%)65.884199
Expected successes in draw0.384615

formula-map diagram

At least one success probability (%)
34.1158
Zero successes probability (%)
65.884199
Expected successes in draw
0.384615

Game math relationship

Formula

P(≥1) = 1 − C(N−K, n) ÷ C(N, n)

= 34.11580016622

Note

This is a simplified model: it applies the standard probability or game-math formula to the numbers you entered. Real games add pity systems, drop-rate tiers, rounding, server-side variance and balance patches, so treat the result as an estimate rather than a guarantee.

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