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References
1.
Aspin, A. A.
An examination and further development of a formula arising in the problem of comparing two mean values . Biometrika , 1948 , 35 , 88 -96 .
2.
Aspin, A. A.
Tables for use in comparisons whose accuracy involves two variances, separately estimated . Biometrika , 1949 , 36 , 290 -293 .
3.
Pearson, E. S.
and
Hartley, H. O.
Biometrika tables for statisticians . Cambridge , England: Cambridge University Press , 1966 .
4.
Trickett, W. H.
,
Welch, B. L.
, and
James, G. S.
Further critical values for the two-means problem . Biometrika , 1956 , 43 , 203 -205 .
5.
Welch, B. L.
The generalization of 'Student's' problems when several different population variances are involved . Biometrika , 1947 , 34 , 28 -35 .
6.
Welch, B. L.
Further note on Mrs. Aspin's tables and on certain approximations to the tabled function . Biometrika , 1949 , 36 , 293 -296 .