3 years ago

"if x is a discrete uniform random variable ranging from 0 to 12, find p(x ≥ 10)"

1 answer:

7 0

There are 13 possible values of $X$ , and each has a probability of $\dfrac1{13}$ of occurring. So

$\mathbb P(X\ge10)=\mathbb P(X=10)+\mathbb P(X=11)+\mathbb P(X=12)=\dfrac3{13}$

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3 years ago

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