| Parameters |
DDRD |
HDDR |
|
MEH |
DF |
MET
|
MEH |
DF |
MET |
Dimetrol® tablets
(B.No.909537) |
100.39
± 1.285 |
99.24
±1.883 |
98.88
± 0.775 |
101.08
±1.534 |
101.16
±0.653 |
98.99
± 0.539 |
| Standard addition a |
99.46
±0.962 |
98.94
±1.859 |
99.79
± 1.206 |
98.66
±1.781 |
102.61
±1.259 |
99.50
± 1.330 |
Degree of freedom
F-test
|
10
(5.050) b
1.683 |
10
(5.050) b
4.937 |
10
(5.050) b
1.014 |
9
(5.192) b
2.432 |
9
(6.256) b
0.603 |
10
(5.050) b
4.205 |
Degree of freedom
Student's –t test |
10
(2.228) b
0.819 |
10
(2.228) b
1.954 |
10
(2.228) b
2.174 |
9
(2.262) b
1.522 |
9
(2.262) b
1.522 |
10
(2.228) b
0.439 |
a: Average of 3 determinations.
b: The values in the parenthesis are the corresponding theoretical values at p= 0.05. |
