Suppose X is a general discrete random variable taking on the
values x=1, 2,3,4 and 5, with p(x)=cx. What value of c makes
this a valid pmf?
Select one:
a. 15
b.
c.
d.
Suppose X is a general discrete random variable taking on the values x=1, 2,3,4 and 5, with p(x)=cx. What value of c mak
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