Jennison, C.Turnbull, B.2007-11-092007-11-091988-05797https://hdl.handle.net/1813/8680Interim Analysis: The Repeated Confidence Interval Approach7781198 bytesapplication/pdfen-USOperations ResearchIndustrial Engineeringtechnical reportInterim Analysis: The Repeated Confidence Interval Approachtechnical report