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Table 1 Results of correlation and Chi-square tests between 454 and genome variables

From: A shot in the genome: how accurately do shotgun 454 sequences represent a genome?

 

Correlation

Chi-square test

r

df*

P

χ 2

df*

P

 

Number of dimers

0.988

NA

2.2e-16

9126

9

2.2e-16

Number of trimers

0.996

NA

2.2e-16

19275

31

2.2e-16

Number of dimers without AA/TT

0.999

7

1.8e-10

3567

8

2.2e-16

Number of trimers without AAA/TTT

0.996

NA

2.2e-16

10231

30

2.2e-16

Number of 454 reads per fragment

NA

NA

NA

635.9

225

2.2e-16

Number of 454 reads per chromosome

0.991

NA

3.2e-06

24.2

15

0.0624

Number of different microsatellite types

(pooled by repeat unit length and repeat number)

0.972

21

9.3e-15

187.5

NA

0.0005

Number of microsatellites with di-trinucleotide motifs

(pooled by motif)

0.969

NA

2.2e-16

77.9

13

2.713e-11

Number of different microsatellite types

(pooled by repeat unit length)

1

NA

0.016

8.7

4

0.0685

  1. *NA in df correspond to permutation tests.