PlusEV Lab
Odds & value

Mystery Bounty EV Calculator

Value remaining envelopes using their actual prizes.

Mean bounty
19.00 ₽
Expected result
38.00 ₽
Net result
38.00 ₽
Top-prize probability
20 %
Standard deviation of total
36.00 ₽
Remaining envelopes
10

How it works

Every remaining envelope is equally likely. Multiply each prize by its remaining count to find the pool and divide by the envelope count. Multiple draws are sampled without replacement.

Nine envelopes of 10 and one of 100 have mean 19. Drawing two has EV 38 and a 20% chance of finding the 100 prize.

Prize values and counts must match by position. Use the remaining pool, not the starting pool. The chosen number of envelopes is assumed earned; this does not model knockout probability, tournament equity or buy-in value.

EV(draws) = draws × Σ(prize × count) / Σcount; net EV = EV − cost
Reviewed PlusEV Lab editorial teamCalculation methodology

How the Mystery Bounty EV Calculator works

Every remaining envelope is equally likely. Multiply each prize by its remaining count to find the pool and divide by the envelope count. Multiple draws are sampled without replacement.

Mystery Bounty EV Calculator

Nine envelopes of 10 and one of 100 have mean 19. Drawing two has EV 38 and a 20% chance of finding the 100 prize.

Prize values and counts must match by position. Use the remaining pool, not the starting pool. The chosen number of envelopes is assumed earned; this does not model knockout probability, tournament equity or buy-in value.

FAQ

Mystery Bounty EV Calculatorexpand_more

EV(draws) = draws × Σ(prize × count) / Σcount; net EV = EV − cost. Prize values and counts must match by position. Use the remaining pool, not the starting pool. The chosen number of envelopes is assumed earned; this does not model knockout probability, tournament equity or buy-in value.

Key terms

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