1. Degrees
Sl. Level of
Test Formula of
No. Significance
Freedom
Chi Square Test
Test for As per given in
1 Goodness of the question or (n-1)
Fit: else 0.05.
E=
Test for
independence As per given in
2. the question or (r-1)(c-1)
of attributes E=
else 0.05.
T-Test
As per given in
t=
Test for Single the question or
Mean else 0.05.
3 (n-1)
S= (Depends on the
type of tail of
test)
As per given in
t=
Test for the question or
difference else 0.05.
4 (m+n-2)
mean (Depends on the
S= type of tail of
test)
t= As per given in
Test for Paired the question or
5 (n-1)
t Test else 0.05.
S=
(Depends on the
PraveenKumar Keskar 1

2. type of tail of
test)
F – Test
f= if,
or (m-1,n-1)
Test for
6 0.05. or
Variance
f= if, (n-1,m-1)
Z – Test
Test for Single
Z= 0.05 = 1.96
7 mean Or Nil
0.01 = 2.58
Test for
Z= 0.05 = 1.96
8 difference of Or Nil
mean 0.01 = 2.58
Test for Z= 0.05 = 1.96
9 Or Nil
proportion
0.01 = 2.58
Z=
Test for
0.05 = 1.96
10 difference of Or Nil
proportion 0.01 = 2.58
P=
Run Test
Z=
0.05 = 1.96
11 Run Test Or Nil
E= 0.01 = 2.58
PraveenKumar Keskar 2

3. =
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