Keyword Analysis & Research: what does answer key mean

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what does answer key mean	0.6	0.2	980	2	25
what	1.5	0.8	8798	39	4
does	0.13	0.8	3468	6	4
answer	0.39	0.4	5126	53	6
key	0.78	0.4	6191	17	3
mean	1.29	0.7	2449	77	4

Keyword	CPC	PCC	Volume	Score
what does answer key mean	1.95	0.6	6312	7