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Table 10 Model-predicted mean number of roots of the apple cultivar Trajan produced by the eight treatments

From: Marginalized mixture models for count data from multiple source populations

Treatment

No. of shoots

Observed mean

Count regression modela

 
   

Poisson

NB

MZIP

MZINB

MPP

8h + BAP 2.2

30

5.83

6.55

6.53

6.39

6.39

6.44

8h + BAP 4.4

30

7.77

6.87

6.87

6.81

6.81

6.81

8h + BAP 8.8

40

7.50

7.21

7.22

7.25

7.25

7.20

8h + BAP 17.6

40

7.15

7.56

7.60

7.73

7.72

7.60

16h + BAP 2.2

30

3.27

3.22

3.22

3.43

3.45

3.24

16h + BAP 4.4

30

2.73

2.99

2.99

3.06

3.07

2.95

16h + BAP 8.8

30

3.13

2.78

2.77

2.73

2.73

2.68

16h + BAP 17.6

40

2.45

2.58

2.57

2.43

2.43

2.43

  1. aMPP = MPois-Pois model