Coefficients:

Estimate

Std. Error

T-value

Pr(T > |t|)

Significance

(Intercept)

34.17269

12.04068

2.838

0.004821

**

H

−0.1231

0.64847

−0.19

0.849553

C

−1.68859

0.91179

−1.852

0.064932

.

P

−192.574

57.97787

−3.322

0.000996

***

E

135.9642

65.6364

2.071

0.039096

*

HC

0.01696

0.01532

1.107

0.269184

HP

1.66046

1.19236

1.393

0.164688

CP

5.1844

1.9463

2.664

0.00811

**

HE

−0.96325

1.25851

−0.765

0.444592

CE

1.64553

1.74168

0.945

0.34546

PE

174.7754

123.3161

1.417

0.157346

HCP

−0.04253

0.02833

−1.502

0.13418

HCE

−0.01239

0.02457

-0.504

0.614529

HPE

−1.21683

1.98209

−0.614

0.539699

CPE

−6.4218

3.22103

−1.994

0.047011

*

HCPE

0.05178

0.04151

1.247

0.213134

Significance codes: 0 “***” 0.001 “**” 0.01 “*” 0.05 “.” 0.1 “ ” 1

Residual standard error: 18.35 on 328 degrees of freedom

Multiple R-squared: 0.5001, Adjusted R-squared: 0.4772

F-statistic: 21.87 on 15 and 328 DF, p-value: <2.2e-16