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Mathematics 7 Online
OpenStudy (anonymous):

If you toss a coin 100 times, then heads will come up exactly 50 times. True False

OpenStudy (inkyvoyd):

Nope.

OpenStudy (anonymous):

false. the probability on any ONE toss is 50% but the coins could come out 100 heads or 100 tails or anything in between

OpenStudy (inkyvoyd):

Just, the probablity of getting 100 heads or 100 tails is 1/(2^100)

OpenStudy (anonymous):

But if you toss 1000 times there will be at-least 100 heads.

OpenStudy (inkyvoyd):

Stop trolling.

OpenStudy (inkyvoyd):

also, flipping normal coins is not fair apparenlty. Google it lol

OpenStudy (anonymous):

I don't need to Google and please be respectful.

OpenStudy (inkyvoyd):

Eh, I didn't mean Google in a harsh way. I just meant that you can Google information about the unfairness of coins if you wanted to.

OpenStudy (inkyvoyd):

Also, what's the probability of getting at least 100 heads anyways? (Is it used with standard distribution, or summing up a bunch of binomial probabilities)

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