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## Estimating the mean, variance, and standard deviation values based on probability distribution.

Find the mean, variance, and standard deviation of the number of wooden sailboats constructed in a month, using the probability distribution in

x |
p(x) |

2 |
02 |

3 |
02 |

4 |
03 |

5 |
0.1 |

6 |
01 |

7 |
0.05 |

8 |
0.05 |