Write the difference between variance and covariance.
Write the difference between variance and covariance.
题目类型: 技术面试题
这是一道技术面试题，常见于澳洲IT公司面试中。
难度: hard
标签: interviewbit, data-analyst, topic-specific, data-analysis, analytics
参考答案摘要
Variance: In statistics, variance is defined as the deviation of a data set from its mean value or average value. When the variances are greater, the numbers in the data set are farther from the mean....
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