“sample covariance”的概念、定义、翻译、参考文献-科学参考

单词	sample covariance
释义	sample covariance Statistics Given the n pairs of observations (x₁, y₁), …, (x_n, y_n), the sample covariance, c, is given by $sample covariance$
随便看	keyboard sniffer key component key distribution key escrow key evolutionary innovation key file key fob key frame key frames Keyhole Nebula key length key library key logger key management key manager Keynesian economics Keynesian unemployment Keynes, John Maynard (1883–1946) Keynes Plan keypad keypunch key ring keyring drive key search attack key sorting

科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。