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Table 2 Bootstrapped parameter estimates and standard errors for the final models with the three hFIs

From: The intensity of horizontal and vertical search in a diving forager: the harbour seal

Variables

Coefficients

Coefficients

Coefficients

(hFI = –HS)

(hFI = MT)

(hFI = –1000/RT)

 

Estimate

Std. error

Estimate

Std. error

Estimate

Std. error

(Intercept)

0.480

0.007

0.481

0.007

0.482

0.006

hFI

0.001

0.011

–0.008

0.008

–0.001

0.009

RestingD*

–0.278

0.009

–0.273

0.009

–0.278

0.009

Ptactic*

0.138

0.007

0.080

0.008

0.139

0.006

Depth

0.002

<0.001

0.002

<0.001

0.002

<0.001

hFI:Ptactic*

0.063

0.011

0.044

0.009

0.066

0.009

Direction* (’inward’)

0.013

0.005

0.012

0.005

0.012

0.005

Direction* (’other’)

0.006

0.005

0.007

0.005

0.004

0.005

hFI:Depth

0.001

<0.001

0.001

<0.001

0.001

<0.001

 

Random variance

Random variance

Random variance

 

Estimate

Std. Error

Estimate

Std. Error

Estimate

Std. Error

(Intercept)

0.0004

0.0002

0.0004

0.0002

0.0013

0.0003

hFI

0.0006

0.0003

0.0005

0.0003

0.0009

0.0004

Residual

0.0243

0.0004

0.0242

0.0004

0.0239

0.0004

Marginal R 2

0.312

0.322

0.320

Conditional R 2

0.388

0.353

0.386

  1. *The reference level is 0 for RestingD and Ptactic, and ‘outward’ for Direction (see Table 1)