A. Determine the mean or expected value of each Random Variable. 1. 3 4 12 20 P(s) 0.1 0.5 0.2 0.2

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Chapter1: Combinatorial Analysis
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A. Determine the mean or expected value of each Random Variable.
1.
3
4
12
20
P(s)
0.1
0.5
0.2
0.2
10
20
2.
P(t)
50%
12%
38%
1/12
1/2
1/6
1/10
1/3
1/5
1/2
1/5
3.
P(w)
B. Answer the following questions in your own understanding.
1. How to compute the mean of a discrete random variable? State the 3 steps. Write your answer in
your answer sheets.
Transcribed Image Text:A. Determine the mean or expected value of each Random Variable. 1. 3 4 12 20 P(s) 0.1 0.5 0.2 0.2 10 20 2. P(t) 50% 12% 38% 1/12 1/2 1/6 1/10 1/3 1/5 1/2 1/5 3. P(w) B. Answer the following questions in your own understanding. 1. How to compute the mean of a discrete random variable? State the 3 steps. Write your answer in your answer sheets.
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