100xOdds
100xOdds 
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Joined: Feb 5, 2012
June 22nd, 2026 at 6:48:00 AM permalink
Variance of dw is about 25.
What's the variance of triple play 4,4,9,15,25 dw?

Link to VP calculator that also calc's triple, 5play and 10play variance? (Wiz's VP calculator only does variance for single line)

Edit:
(Reminder to myself)- Rule of thumb looks like add a little over 20% to single line variance.
Last edited by: 100xOdds on Jun 22, 2026
Craps is paradise (Pair of dice). Lets hear it for the SpeedCount Mathletes :)
100xOdds
100xOdds 
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Joined: Feb 5, 2012
June 22nd, 2026 at 9:25:10 AM permalink
Didn't find the calculator but found link to wiz's VP appendix page, which list multiplay variance of some games
https://wizardofodds.com/games/video-poker/appendix/3/

Rule of thumb looks like add a little over 20% to single line variance.

So to answer my question in the Op, var single line dw is 26.
Triple play is 32, which is similar to single line DB
Craps is paradise (Pair of dice). Lets hear it for the SpeedCount Mathletes :)
r2
r2
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Joined: Jun 22, 2026
June 22nd, 2026 at 11:28:34 AM permalink
Quote: 100xOdds


Rule of thumb looks like add a little over 20% to single line variance.
link to original post


The per pay variance for each pay table is a linear relationship using the covariance v+(n-1)*c

I haven't seen any strategy calculators with covariance/multi line variance. I used this calculator as a base to calculate the covariance for JoB a few months ago and got
9/5 (1.9459635567) 8/5 (1.9030602333)
wizardofodds com/article/programming-video-poker-code/
johndouglass
johndouglass
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June 28th, 2026 at 12:06:31 PM permalink
My program (not yet publicly available) computes multiline variance as part of game analysis depending how many lines are selected at the time.
It says per-coin variance of 3-play 15/9/4/4 deuces wild is 31.622032 and standard deviation is 5.623347|
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