赖同学2023-04-07 11:56:49
In a large sample, the distribution of the sample autocorrelations is approximately normal with variance of 1/T。
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Michael2023-04-09 22:46:09
学员你好,你看到那个说法全面有一个large sample,所以说1/t也就接近于0了,当然总是有区别的,所以只能说是approximately。
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