Paired Two
Treatments T-Tests:
Speed 16/second and 12/second (a =0.01)
|
|
Speed 16/second |
Speed 12/second |
|
Mean |
26.9 |
23.5 |
|
Standard Deviation |
8.7 |
5.7 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
-1.909 |
Greater than Tcrit |
|
T Critical
one-tail |
-2.385 |
|
|
Mean performance
time of zooming speed 16/second isn’t statistically significantly
longer than that of 12/second |
||
Speed 16/second and 8/second (a =0.01)
|
|
Speed 16/second |
Speed 8/second |
|
Mean |
26.9 |
21.1 |
|
Standard Deviation |
8.7 |
4.6 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
-3.428 |
Less than Tcrit |
|
T Critical
one-tail |
-2.385 |
|
|
Mean performance
of zooming speed 16/second is statistically significantly longer than
that of 8/second |
||
Speed 16/second and 4/second (a =0.01)
|
|
Speed 16/second |
Speed 4/second |
|
Mean |
26.9 |
23.1 |
|
Standard Deviation |
8.7 |
5.5 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
-2.143 |
Greater than Tcrit |
|
T Critical
one-tail |
-2.385 |
|
|
Mean performance
of zooming speed 16/second isn’t statistically significantly longer
than that of 4/second |
||
Speed 16/second and 2/second (a =0.01)
|
|
Speed 16/second |
Speed 2/second |
|
Mean |
26.9 |
29.6 |
|
Standard Deviation |
8.7 |
6.1 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
1.516 |
Less than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
of zooming speed 16/second isn’t statistically significantly shorter
than that of 2/second |
||
Speed 16/second and 1.5/second (a =0.01)
|
|
Speed 16/second |
Speed 1.5/second |
|
Mean |
26.9 |
54.6 |
|
Standard Deviation |
8.7 |
13.3 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
10.149 |
Greater than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
of zooming speed 16/second is statistically significantly shorter than
that of 1.5/second |
||
Speed 12/second and 8/second (a =0.01)
|
|
Speed 12/second |
Speed 8/second |
|
Mean |
23.5 |
21.1 |
|
Standard Deviation |
5.7 |
4.6 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
-1.918 |
Greater than Tcrit |
|
T Critical
one-tail |
-2.385 |
|
|
Mean performance
time of zooming speed 12/second isn’t statistically significantly
longer than that of 8/second |
||
Speed 12/second and 4/second (a =0.01)
|
|
Speed 12/second |
Speed 4/second |
|
Mean |
23.5 |
23.1 |
|
Standard Deviation |
5.7 |
5.5 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
-0.287 |
Greater than Tcrit |
|
T Critical
one-tail |
-2.385 |
|
|
Mean performance
time of zooming speed 12/second isn’t statistically significantly
longer than that of 4/second |
||
Speed 12/second and 2/second (a =0.01)
|
|
Speed 12/second |
Speed 2/second |
|
Mean |
23.5 |
29.6 |
|
Standard Deviation |
5.7 |
6.1 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
4.332 |
Greater than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 12/second is statistically significantly shorter
than that of 2/second |
||
Speed 12/second and 1.5/second (a =0.01)
|
|
Speed 12/second |
Speed 1.5/second |
|
Mean |
23.5 |
54.6 |
|
Standard Deviation |
5.7 |
13.3 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
12.549 |
Greater than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 12/second is statistically significantly shorter
than that of 1.5/second |
||
Speed 8/second and 4/second (a =0.01)
|
|
Speed 8/second |
Speed 4/second |
|
Mean |
21.1 |
23.1 |
|
Standard Deviation |
4.6 |
5.5 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
1.632 |
Less than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 8/second isn’t statistically significantly
shorter than that of 4/second |
||
Speed 8/second and 2/second (a =0.01)
|
|
Speed 8/second |
Speed 2/second |
|
Mean |
21.1 |
29.6 |
|
Standard Deviation |
4.6 |
6.1 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
6.546 |
Greater than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 8/second is statistically significantly shorter
than that of 2/second |
||
Speed 8/second and 1.5/second (a =0.01)
|
|
Speed 8/second |
Speed 1.5/second |
|
Mean |
21.1 |
54.6 |
|
Standard Deviation |
4.6 |
13.3 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
13.87828 |
Greater than Tcrit |
|
T Critical one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 8/second is statistically significantly shorter
than that of 1.5/second |
||
Speed 4/second and 2/second (a =0.01)
|
|
Speed 4/second |
Speed 2/second |
|
Mean |
23.1 |
29.6 |
|
Standard Deviation |
5.5 |
6.1 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
4.658 |
Greater than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 4/second is statistically significantly shorter
than that of 2/second |
||
Speed 4/second and 1.5/second (a =0.01)
|
|
Speed 4/second |
Speed 1.5/second |
|
Mean |
23.1 |
54.6 |
|
Standard Deviation |
5.5 |
13.3 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
12.754 |
Greater than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 4/second is statistically significantly shorter
than that of 1.5/second |
||
Speed 2/second and 1.5/second (a =0.01)
|
|
Speed 2/second |
Speed 1.5/second |
|
Mean |
29.6 |
54.6 |
|
Standard Deviation |
6.1 |
13.3 |
|
Sample count |
34 |
34 |
|
Degree of Freedom |
66 |
|
|
T-value |
9.935 |
Greater than Tcrit |
|
T Critical
one-tail |
2.385 |
|
|
Mean performance
time of zooming speed 2/second is statistically significantly shorter
than that of 1.5/second |
||