variance of the estimator

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
variance of the estimator	0.88	0.1	9567	82	25
variance	0.16	0.8	846	36	8
of	1.06	0.9	5695	68	2
the	1.44	0.2	8285	38	3
estimator	1.14	0.4	9274	82	9

Keyword	CPC	PCC	Volume	Score
variance of the estimator	0.76	0.2	1710	22
variance of the estimate	0.52	1	9376	73
unbiased estimator of variance	1.3	0.8	4066	37
sandwich variance estimator	0.11	0.2	4710	24
consistency of variance estimator	0.4	0.6	7772	55
unbiased estimate of population variance	0.8	0.8	9043	45
pooled estimate of variance	1.08	0.2	3161	3
unbiased estimate of variance	0.11	0.2	1980	84
population variance can be estimated from	1.48	0.2	1019	21
estimated population variance	1.9	0.7	9560	87
estimate of error variance in regression r	1.89	0.5	5977	48