Browsing by Author "Helms, Ronald W."
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- A procedure for the selection of terms and estimation of coefficients in a response surface model with integration-orthogonal terms(North Carolina State University. Dept. of Statistics, 1969) Helms, Ronald W.; Hader, Robert J.; Manson, A. R.
- An algorithm for the approximate null distribution of Hotelling's generalized Tos-square(North Carolina State University. Dept. of Statistics, 1975) Helms, Ronald W.; Delong, E. R.
- An approximate f statistic for testing population effects in longitudinal studies via mixed models(North Carolina State University. Dept. of Statistics, 1993) Wallace, D. D.; Helms, Ronald W.
- Comparing transformations using tests of separate families(North Carolina State University. Dept. of Statistics, 1992) Edwards, Lloyd J.; Helms, Ronald W.
- Data analysis procedures for a coordinating center of a large collaborative study(North Carolina State University. Dept. of Statistics, 1975) Helms, Ronald W.
- Discriminant analysis with a structured covariance matrix(North Carolina State University. Dept. of Statistics, 1996) Tomasko, Lisa; Helms, Ronald W.
- Linear models with generalized ar(1) covariance structure for irregularly-timed data(North Carolina State University. Dept. of Statistics, 1990) Murray, Sharon C.; Helms, Ronald W.
- Lists: A simple mixed (manual/computer) procedure for maintaining formatted lists and indexes(North Carolina State University. Dept. of Statistics, 1975) Helms, Ronald W.
- Maximum likelihood estimates in the multivariate normal with patterned mean and covariance via the EM algorithm(North Carolina State University. Dept. of Statistics, 1983) Andrade, Dalton F.; Helms, Ronald W.
- Mixed model analyses of censored normal distributions via the em algorithm(North Carolina State University. Dept. of Statistics, 1992) Smith, F. B.; Helms, Ronald W.
- ML estimation and LR tests for the multivariate normal distribution with patterned mean and covariance matrix: Complete and incomplete-data cases(North Carolina State University. Dept. of Statistics, 1984) de Andrade, Dalton Francisco; Helms, Ronald W.
- The conditional risk approach to selection and ranking problems(North Carolina State University. Dept. of Statistics, 1976) Canton, A. W. P.; Helms, Ronald W.
- The definition of parameters in general linear models.(North Carolina State University. Dept. of Statistics, 1980) Helms, Ronald W.
- The predictor's average estimated variance criterion for the selection-of-variables problem in general linear models(North Carolina State University. Dept. of Statistics, 1971) Helms, Ronald W.
