英语词汇“population covariance”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	population covariance
释义	population covariance population covariance [‚päp·yə′lā·shən kō′ver·ē·əns] (statistics) The number (1/ N)[(v₁-v̄)· (w₁- w̄) + ⋯ + (v_N- v̄)(w_N- w̄)], where v_iand w_i, i = 1, 2, …, N, are the values obtained from two populations, and v̄ and w̄ are the respective means.
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