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OpenStudy (liizzyliizz):
Does this question make sense to anyone who might know statistics. I have no idea how to start it PLEASE help lol :c
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OpenStudy (liizzyliizz):
OpenStudy (anonymous):
The probability mass function of the random variable X is given ... so to find the exact mean E{X} just use the equation E{X}=SUM_{x=1}^5 x*p(x)
OpenStudy (anonymous):
\[E[X]=\sum_{x=1}^{5}xp(x)\]
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