# Fit Output Files

Output files generated from the a Fit.

## <fit_variable_name>_anova.dat

File Creation

This file is created upon saving the study if Least Squares approximations have been created.

File Location
<study_directory>/approaches/<fit_variable_name>/<fit_variable_name>_anova.dat
File Contents
Result Format Description
ANOVA ASCII The analysis of variance (ANOVA) results are given in table form for each response approximation.

## <fit_variable_name>_approximations.slk

File Creation
This file is created upon saving the study if Least Squares approximations have been created.
File Location
<study_directory>/approaches/<fit_variable_name >/<fit_variable_name>_approximations.slk
File Contents
Result Format Description
Regression Excel Spreadsheet that holds the response surface created in the approximation. Use this file to make trade-off studies by modifying the Current Value of each input variable. It also contains sensitivity information.

## <fit_variable_name>.hstds

File Creation
This file is created when Apply is selected during the Specifications step.
File Location
<study_directory>/approaches/<fit_variable_name >/<fit_variable_name>.hstds
File Contents
Result Format Description
Run Matrix Data hstds, binary Hstds files stores the retained data sources; direct access data using the .hstds file is not suggested.

## <fit_variable_name>.hstdf

File Creation
This file is created when Apply is selected during the Specifications step.
File Location
<study_directory>/approaches/<fit_variable_name >/<fit_variable_name>.hstdf
File Contents
Result Format Description
Run Matrix Data hstdf, binary Hstdf files store the run data; however, direct access to the data using the hstdf files are not suggested.