Harris, Marilyn, Horvitz, D. G., and Mood, A. M."On the Determination of Sample Sizes in Designing Experiments."Journal of the American Statistical Association , XLIII (1948), 391-402.
2.
Jaspen, Nathan."The Contribution of Especially Designed Sound Motion Pictures to the Learning of Skills: Assembly of the Breech Block of the 40MM Antiaircraft Gun." Ph.D. thesis, Pennsylvania State College, 1949.
3.
Walsh, John E."On the Best Choice of Sample Sizes for a t-Test when the Ratio of Variances is Known."Journal of the American Statistical Association, XLIV (1949), 554-558.
4.
Walsh, John E."On the Power Function of the 'Best' t-Test Solution of the Behrens-Fisher Problem."Annals of Mathematical Statistics, XX (1949), 616-618.
5.
Walter, Jeanette S. and Brenner, Henry R."The Effects of Inserted Questions and Statements on Film Learning." Master's thesis, Pennsylvania State College, 1949.