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๐Ÿ—‘๏ธ ๐Ÿงต Probability math help pls

Anonymous No. 16305363

I know this has to be simple math but I'm an idiot who's forgotten how.

Say I'm doing something that has a 60% success rate the first time, and if attempted again, has a 65% success rate. What is the combined success rate if I fail the first attempt and succeed the second? What is the math to explain that?

>t. doing math for a TCG
>if you want autistic details, using this: https://stattrek.com/online-calculator/hypergeometric
>pop size 60, success in pop 7, sample size 7, successes in sample 1 followed by pop size 53, success in pop 7, sample size 7, successes in sample 1

Anonymous No. 16305399

>homework thread

Anonymous No. 16305444

>>16305399
it's not homework lol, I play Lorcana and I'm trying to do math for how many of a card I want to run in my deck

Anonymous No. 16305586

assuming no priori you have to use additive property

Anonymous No. 16305767

>>16305363
>What is the combined success rate if I fail the first attempt and succeed the second?
You succeded once out of two attempts, so 50%. I hope this is what you meant, if not, learn english first.