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Table 4 Regression coefficients and their significance in the quadratic model

From: Use of response surface methodology for development of new microwell-based spectrophotometric method for determination of atrovastatin calcium in tablets

Terms

 

Absorbance

Estimate

P-value

Intercept

1.63

< 0.0001

A-DDQ

0.41

< 0.0001

B-Time

0.12

0.0006

C-temp

1.10E-02

0.5148

AB

0.087

0.0102

AC

1.10E-02

0.6188

BC

1.00E-02

0.6643

A^2

−0.25

0.0001

B^2

−4.30E-02

0.1182

C^2

2.56E-03

0.9141

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BMC Chemistry

ISSN: 2661-801X

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