Abstract: A method for determining climatic change in precipitation data is applied to seasonal data for the United States. This method is an analysis of variance procedure with a Markov chain model used to estimate the within-groups ...

Abstract: Monthly Palmer Drought Index values for the periods 1931?40, 1941?50, 1951?60 and 1961?69 were subjected to eigenvector analysis. Patterns and periods of variable moisture conditions resulted which fit well the patterns ...

Abstract: A method is proposed for determining the occurrence of climatic change with respect to precipitation. The method is an analysis of variance procedure with a Markov chain model used to estimate the within-group variance. ...