Which of the following are valid probability distributions for a discrete random variable? Check all that apply.

A. 0.16, 0.193, 0.222, 0.233, 0.067, 0.125
B. 0.35, 0.18, 0.21, 0.06, 0.17, 0.03
C. (0.01) 11, (0.01) 12, (0.01) 13, ...
D. 0.16, 0.12, 0.02, 0.08, 0.22, 0.05, 0.15, 0.02, 0.18
E. 0.12, -0.02, 0.18, 0.08, 0.15, 0.05, 0.16, 0.27, 0.02, 0.36, -0.15, -0.22

Question

>>>Which of the following are valid probability distributions for a discrete random variable? Check all that apply.

 		A.	0.16, 0.193, 0.222, 0.233, 0.067, 0.125
 		B.	0.35, 0.18, 0.21, 0.06, 0.17, 0.03
 		C.	(0.01)  11, (0.01)  12, (0.01)  13, ...
 		D.	0.16, 0.12, 0.02, 0.08, 0.22, 0.05, 0.15, 0.02, 0.18
 		E.	0.12, -0.02, 0.18, 0.08, 0.15, 0.05, 0.16, 0.27, 0.02, 0.36, -0.15, -0.22

anonymous · Answer

check that they add to one

anonymous · Answer

also E is out because a probability cannot be negative

anonymous · Answer

ok give me a sec.

anonymous · Answer

so would a b and d be the answer? i dont think c could be the answer bc of it 13,... ending ... ?

anonymous · Answer

yeah C is out for sure
just make sure the numbers add up to 1

anonymous · Answer

i got it CORREECCT OMG. THANKKKKSSSS , <33333