Civil Engineering Reference
In-Depth Information
Tabl e 4
Teaching activity supervision and course planning and design
Time management
1.45
1.81
1.81
1.81
1.81
2.04
2.45
2.45
2.45
2.45
2.81
3.45
4.45
Population
X
XXYYYXXXXXYY
ranking
1
3.5
3.5
3.5
3.5
6
8.5
8.5
8.5
8.5
11
12
13
Tabl e 5
Administrative affairs, authorizing official documents, chairing school meetings, and the
planning and supervision of construction projects
Time management
2.04
2.45
2.81
2.81
2.81
3.04
3.45
4.45
4.45
4.45
4.45
4.45
4.6
Population
YXXXYXXXXXYYY
ra i g
1244467 0 0 0 0 0 3
Tabl e 6
Administrative affairs, authorizing official documents, chairing school meetings, and the
planning and supervision of construction projects
Time management
0.81
1.45
1.81
1.81
1.81
2.45
2.6
2.6
2.81
2.81
2.81
3.81
5.04
Population
X
X
X
X
Y
Y
Y
X
X
X
X
Y
Y
ranking
1
2
4
4
4
6
7.5
7.5
10
10
10
12
13
2. Statistical Hypothesis: There was no difference between the medians for the
distribution of the two populations (
X
,
Y
)or:
H
0
:
M
x
=
M
y
.
m
i
=
3. Statistics:
T
.
4. Decision: Two-tailed tests under significance level
=
W
x
=
∑
1
R
(
X
i
)
α
:if
W
L
≤
T
≤
W
U
,then
H
0
is accepted.
2.3.2
Empirical Analysis
The Two sets of Independent Samples Were Tested to Determine if Principles of
Different Genders Showed the Same Time Management in School Affairs at a
Significance Level of
α
=
0
.
05
From the table above,
W
=
3
.
5
+
3
.
5
+
6
+
12
+
13
=
38. Based on the Wilcoxon
rank-sum test probability table, when
m
=
5
,
n
=
8, and
α
=
0
.
05, the
(
WL
,
WU
)=
(
interval contained 38; therefore
H
0
was accepted. This means that male and
female principals were the same regarding the time management of teaching activity
supervision and course planning and design (Table
4
).
From the table above,
W
21
,
49
)
=
1
+
4
+
10
+
10
+
13
=
38. Based on the Wilcoxon
rank-sum test probability table, when
m
=
5
,
n
=
8, and
α
=
0
.
05, the
(
WL
,
WU
)=
(
interval contained 38; therefore
H
0
was accepted. This means that male and
female principals were the same regarding the time management of administrative
affairs, authorization of official documents, chairing school meetings, and the
planning and supervision of construction projects (Table
5
).
21
,
49
)
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