Source of variation

SS

d.f

MS

Number of obs = 10

Model

14.0954608

1

14.0954608

F(1, 8) = 7.46

Residual

15.1132992

8

1.8891624

Prob > F = 0.0258

Total

29.20876

9

3.24541778

R-squared = 0.4826

Adj R-squared = 0.4179

Root MSE = 1.3745

Yield after

Coef.

Std. Err.

t

P > |t|

[95% conf. interval]

Leafminer

−2.701211

0.9889027

−2.73

0.026

−4.981625

−0.4207976

_cons

22.34688

2.393386

9.34

0.000

16.82773

27.86604