statistics plz.

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A roulette wheel has a 49% chance (or something i can’t remember but for the sake of this discussion we can just call it 50%) of landing on either black or red. i feel like every time it lands on red, the odds of it landing on red again next spin go down, but also logically i know the odds reset for each spin because the numbers still add up to 50%. Why is it not the former? What is this magic?

In: Mathematics

8 Answers

Anonymous 0 Comments

The expected odd for it to continually land on red go down with each spin. The same is true with any specific outcome. The odds of all red are exactly the same as all black or the sequence rbbrrrbrbbbrrrbr as for any other combination the same length. This means that over time one would expect equal black and red rolls.

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