Keyword Analysis & Research: what is the control group in a research study

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is the control group in a research study	1.33	0.7	7650	77	45
what	1.74	0.5	5656	100	4
is	0.01	0.9	793	91	2
the	1.15	0.5	5807	70	3
control	1.92	0.5	7872	68	7
group	1.05	1	3126	38	5
in	1.54	0.3	853	67	2
a	0.31	0.1	7849	21	1
research	0.52	0.8	358	49	8
study	0.4	0.7	7335	60	5

Keyword	CPC	PCC	Volume	Score
what is the control group in a research study	0.05	0.4	6808	59