# Appendix A: Probability and statistics symbols

From stats++ wiki

Symbol | Symbol name |
---|---|

$\bar{x}$ | sample mean |

$\mu$ | population mean |

$s$ | sample standard deviation |

$\sigma$ | population standard deviation |

From stats++ wiki

Symbol | Symbol name |
---|---|

$\bar{x}$ | sample mean |

$\mu$ | population mean |

$s$ | sample standard deviation |

$\sigma$ | population standard deviation |