Keyword Analysis & Research: what is the standard deviation of a data set

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is the standard deviation of a data set	0.38	0.9	4475	74	44
what	0.67	1	9460	67	4
is	1.39	0.6	2690	25	2
the	1.88	0.8	425	41	3
standard	1.99	1	5378	65	8
deviation	0.04	0.4	2287	61	9
of	1.96	0.6	7885	51	2
a	0.73	0.5	5192	98	1
data	1.76	0.9	3084	87	4
set	1.64	0.9	6046	25	3

Keyword	CPC	PCC	Volume	Score
what is the standard deviation of a data set	1.94	0.4	7432	59