Charnigo, Richard; Fan, Qian; Bittel, Douglas; Dai, Hongying - In: Statistics & Probability Letters 83 (2013) 1, pp. 163-167
This letter proposes modeling a large collection of test statistics, such as may arise in microarray data analysis, using a mixture of three normal distributions: one with mean zero, one with nonnegative mean, and one with nonpositive mean. A convenient procedure is established for testing...