How do you determine the required value of the missing probability to make the following...

Concepcion Hale

Concepcion Hale

Answered

2022-01-19

How do you determine the required value of the missing probability to make the following distribution a discrete probability distribution?
X P(x)
0 0.30
1 0.15
2 ?
3 0.20
4 0.15
5 0.05

Answer & Explanation

braodagxj

braodagxj

Expert

2022-01-19Added 38 answers

P(2)=0.15
Explanation:
In any Prob. Dist., we must have, (1) P(x)=1, &, (2) each P(x)0.
Now, P(x)=1P(0)+P(1)+P(2)++P(5)=1
0.30+0.15+P(2)+0.20+0.15+0.05=1
P(2)=0.15.
We readily have, each P(x)0.

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