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Mathematics 12 Online
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

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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