Keyword Analysis & Research: why do movies have a ratings system

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why do movies have a ratings system	0.34	0.4	451	53	35
why	1.72	0.8	309	57	3
do	0.78	0.6	3195	13	2
movies	0.79	0.6	954	42	6
have	0.22	0.5	7260	20	4
a	1.16	0.7	3296	6	1
ratings	1.94	0.2	7255	7	7
system	1.27	0.6	2250	66	6

Keyword	CPC	PCC	Volume	Score
why do movies have a ratings system	1.52	0.6	3518	15