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A statistical examination of the accuracy of vitamin A assays: An analysis of three co-operative experiments designed to ascertain the value of the conversion factor for transforming spectrophotometric values into international units

Published online by Cambridge University Press:  15 May 2009

J. O. Irwin
J. O. Irwin
Affiliation:
Of the Statistical Staff, Medical Research Council
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The three experiments with which this report deals were undertaken with the object of re-examining the conversion factor 1600 which had been provisionally allotted by the Second International Conference on Vitamin Standardization (1934) for converting the results of spectrophotometric tests for vitamin A into international units.

Type
Research Article
Information
Journal of Hygiene , Volume 43 , Issue 5 , April 1944 , pp. 291 - 314
Copyright
Copyright © Cambridge University Press 1944

References

REFERENCES

Bartlett, M. S. (1937a). Proc. Roy. Soc. A, 160, 268.Google Scholar
Bartlett, M. S. (1937b). J. Roy. Statist. Soc. Suppl. 4, 158.Google Scholar
British Pharmacopoeia Commission, General Medical Council (1936). Report of the Sub-committee on the Accuracy of Biological Assays, p. 10.Google Scholar
Bliss, C. I. (1935). Ann. Appl. Biol. 22, 325.Google Scholar
Coward, K. H. (1933). Biochem. J. 27, 443.Google Scholar
Fieller, E. C. (1941). J. Roy. Statist. Soc. Suppl. 7, 1.CrossRefGoogle Scholar
Fisher, R. A. (1941). Statistical Methods for Research Workers, 8th ed. Table IV. London: Oliver and Boyd.Google Scholar
Fisher, R. A. & Yates, F. (1943). Statistical Tables for Biological, Agricultural and Medical Research, 2nd ed. Table III. London: Oliver and Boyd.Google Scholar
Hume, E. M. M. (1937). Nature, Lond., 139, 467.CrossRefGoogle Scholar
Hume, E. M. M. (1939). Nature, Lond., 143, 22.CrossRefGoogle Scholar
Hume, E. M. M. (1943). Nature, Lond., 157, 535.CrossRefGoogle Scholar
Irwin, J. O. (1937). J. Roy. Statist. Soc. Suppl. 4, 1.CrossRefGoogle Scholar
Yates, F. (1933). Emp. J. Exp. Agric. 1, 129.Google Scholar