NOTE: the size of the document being used for testing did not generate significant differences in average response times, but we did see greater variance in results.
注意：用于测试的文档的大小不会对平均响应时间产生很大的影响，但得出的结果有很大差别。
2
This example shows two chunks with the same length, variance, and average word length.
这个例子展示了两个拥有相同长度，方差和平均单词长度的chunks。
3
The technical definition of variance is the random variable's second central moment, the weighted average of the square of the differences from the expected value.