Rolph, John E. Using statistical tools / John E. Rolph ; prepared for the Private Sector Sponsors Program - California : Rand Corporation, 1984 - ix, 71 p. : ill. ; 28 cm. - A Rand note ; N-2121-PSSP . - Rand note ; N-2121-PSSP . ISBN: Hadiah Subjects--Topical Terms: Mathematical statisticsRegression analysis