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Perry decided to record the temperature every morning when he woke up. Daily temperatures (°C) 29 1 1 29 25 29 1 13 13 13 12 25 12 13 12 25 12 1 29 29 X is the temperature that a randomly chosen temperature reading was. What is the expected value of Write your answer as a decimal.

Sagot :

The expected value is:

[tex]E(X)=\frac{29\cdot5+1\cdot4+25\cdot3+13\cdot4+12\cdot4}{20}=16.2[/tex]

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