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/sci/ - Science & Math

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5588540 No.5588540 [Reply] [Original]

Pete, a professional bowler, is unhappy with any game below 200. Over time, 80% of his games exceed this score. What is the probability that Pete exceeds 200 in at least 9 of his next 10 games?

>> No.5588558

You are going to fail the class if you can't do that on your own, OP, so you may as well at least fucking try.

>> No.5588560

10 * 0.8^9 * 0.2 + 0.8^10

>> No.5588562

>>5588540
Considering that he is drinking alcohol, 0% unless the bowling ball can jump out of gutters.

>> No.5588569

Considering that he is drinking alcohol, 0% unless the bowling ball can jump out of gutters.

Let this be a lesson kids; don't drink and bowl

>> No.5588572

Damn lag

>> No.5588585

The teacher said the answer is .3758, I can't figure out how they got it.

>> No.5588601

>>5588569
>don't drink and bowl

What the fuck is the point of it then.

>> No.5588606

>>5588585
reply here >>5588560 gave you that you dipshit

why make threads if you don't pay attention to the replies?

>> No.5588622

>>5588606
What is the reason for the *0.2?

I get that 10 is from 9C10 and 10C10=1, but what's the motivation for the 0.2?

>> No.5588625

>>5588622
the one game he failed to win in the scoring 9 out of 10 games over 200

this is called the binomial distribution if you want to google it