The number of household members, x, living in Cityville homes has the following probability distribution: 1 3 4 7 8. P(x) 0.21 0.28 0.16 0.22 0.06 0.04 0.02 0.01 What is the expected size of a household in Cityville? O 3.17 0 4.50 O 2.89 O 2.43

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The number of household members, x, living in Cityville
homes has the following probability distribution:
1
3
4
7
8
P(x) 0.21 0.28 0.16 0.22 0.06 0.04 0.02 0.01
What is the expected size of a household in Cityville?
O 3.17
0 4.50
O 2.89
O 2.43
Transcribed Image Text:The number of household members, x, living in Cityville homes has the following probability distribution: 1 3 4 7 8 P(x) 0.21 0.28 0.16 0.22 0.06 0.04 0.02 0.01 What is the expected size of a household in Cityville? O 3.17 0 4.50 O 2.89 O 2.43
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