Experiment 1

Experiment 2

n

1

2

3

4

1

2

3

4

x *

22.5

27.0

29.5

19.4

24.8

25.8

29.0

22.0

y *

28.1

22.4

29.5

22.5

29.2

25.2

30.6

21.3

u *

30.5

25.3

30.6

26.4

27.8

27.1

32.3

22.0

t *

28.1

25.3

29.5

22.5

27.8

25.8

30.6

22.0

Experiment 3

Experiment 4

n

1

2

3

4

1

2

3

4

x *

29.7

27.6

29.1

20.8

25.5

23.8

31.5

24.6

y *

31.0

24.1

30.8

21.5

27.2

25.2

32.9

24.9

u *

28.8

31.1

32.3

22.1

29.6

29.3

33.9

26.2

t *

28.8

27.6

30.8

21.5

27.2

25.2

32.9

24.9