XLSTAT version 2017.5
XLSTAT version 2017.5 is available for download! What's new?
- Linear Regression
Heteroscedasticity and autocorrelation among residuals can now be taken into account while building a model. Both options are available in all XLSTAT solutions. They can be found in the Linear Regression dialog box. Simply select the Options tab and then covariances sub-tab.
- Reliability Analysis
It is now possible to compute the Intraclass Correlation Coefficient (ICC) as well as the Guttman L4 and Spearman-Brown reliability indices. The above options can be accessed in all XLSTAT solutions within the Reliability Analysis dialog box (Describing Data menu).
With this new feature you can now model the evolution of perception intensity related to an attribute across time and according to products and assessors. It is available in XLSTAT-Sensory, XLSTAT-Marketing and XLSTAT-Premium under the Sensory Data Analysis menu.
- Principal Component Analysis
The dialog box has been redesigned in order to make it even more flexible to use, especially when launching analyses on several groups. It is now possible to direct variable tags following vector directions in the correlation circle chart. Available in all solutions, the Principal Component Analysis dialog box can be found under the Analyzing Data menu.