Table 2 LMMs for time spent in top with predictors from Lasso regression

(Intercept)

21.72

6.52

14.71

3.33

0.005**

Sex

1.63

0.88

1,526.02

1.87

0.062

Number of racks

−2.49

1.15

14.77

−2.16

0.047*

Fish/L

1.79

1.58

14.84

1.13

0.276

Rotifer feed

10.22

8.52

14.67

1.2

0.249

Time

4.46

2.77

1,971.6

1.61

0.107

Separate room for performing behavior

−5.83

6.58

14.65

−0.89

0.390

Time × rotifer feed

3.98

1.83

1,971.66

2.17

0.030*

Time × number of fish

−0.06

0.25

1,971.76

−0.24

0.81022

Time × personnel entries

0.02

0.55

1,971.73

0.05

0.96415

Time × pH

−0.66

0.38

1,971.6

−1.76

0.07911

Time × separate room

2.03

0.62

1,971.84

3.28

0.00105**