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Persistent link: https://www.econbiz.de/10009441932
This study conducts an investigation on the application of classical unit-root tests using parametric tests (the augmented Dickey-Fuller, 1979 – ADF), and nonparametric tests (Phillips and Perron, 1988—PP) to corn and soybean yields in the Delta states using county-level data from 1961 to...
Persistent link: https://www.econbiz.de/10009444349
We present two deconvolution estimators for the density function of a random variable X that is measured with error. The first estimates the density of X from the set of independent replicate measurements W[subscript r,j], where W[subscript r,j]=X[subscript x]+U[subscript r,j] for r=1,...,n and...
Persistent link: https://www.econbiz.de/10009431272
One of the assumptions of analysis of variance (ANOVA) is that the variances of the groups being compared are … approximately equal. This assumption is routinely checked before doing an analysis, although some workers consider ANOVA robust and … Bartlett's and Cochran's, although, as for most of these tests, they may well be more sensitive to violations of the ANOVA …
Persistent link: https://www.econbiz.de/10009481861
. Completed data from 486 respondents were analyzed using descriptive and inferential statistics, while factor analysis and ANOVA …
Persistent link: https://www.econbiz.de/10011710061