The sample variance is an unbiased estimator of the population variance.
举一反三
- The sample variance is an unbiased estimator of the population variance. A: 正确 B: 错误
- The analysis of variance (ANOVA) tests hypotheses about the population variance.
- Analysis of variance (ANOVA) models test hypotheses about the population variance.
- The analysis of variance (ANOVA) tests hypotheses about the population variance. A: 正确 B: 错误
- An unbiased estimator is a sample statistic, which has an expected value equal to the value of the population parameter.