Source of variation

SS

d.f

MS

Number of obs. = 10

Model

11.4808397

1

11.4808397

F(1, 8) = 2.74

Residual

33.5414003

8

4.19267504

Prob > F = 0.1366

Total

45.02224

9

5.00247111

R-squared = 0.2550

Adj R-squared = 0.1619

Root MSE = 2.0476

Yield before

Coef.

Std. Err.

t

P > |t|

[95% conf. interval]

Leafminer

−3.047935

1.841893

−1.65

0.137

−7.295349

1.199479

_cons

26.93849

7.884151

3.42

0.009

8.757605

45.11938