SN ratio

Total a.v.g

12.07

Slope β

Total a.v.g

6.36

Factor effect

Factor effect

No.

Factors

Dispersion

Level 1

Level 2

Level 3

Dispersion

Level 1

Level 2

Level 3

1

BOTTLE cap.

2.70

0.5 L

1.0 L

1.5 L

12.38

0.5 L

1.0 L

1.5 L

0.51

0.59

−1.10

−2.12

0.18

1.93

2

RAIL leng.

3.91

0.18 m

0.28 m

0.38 m

1.96

0.18 m

0.28 m

0.38 m

−1.29

0.41

0.88

0.02

−0.82

0.80

3

LAUNCH ang.

3.72

0

0

0

1.41

0

0

0

−0.83

−0.44

1.27

−0.70

0.67

0.02

4

WATER vol.

35.17

30%

50%

70%

40.62

30%

50%

70%

3.11

0.56

−3.67

2.49

1.73

−4.23