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Question

The following table provides a probability distribution for the random variable .

y | f(y) |

2 | 0.20 |

5 | 0.20 |

6 | 0.40 |

9 | 0.20 |

**a. **Compute E (Y) (to 1 decimal)._______

**b. **Compute Var (Y) and σ (to 2 decimals).

Var (y) ________

σ _________

Tagged in

Math

Statistics

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