feat: добавлен "Линейный полином" (#74)

statapp/models/linear_polynom_model.py

@@ -0,0 +1,31 @@
+#
+# Copyright (c) 2023 Maxim Slipenko, Eugene Lazurenko.
+#
+# This file is part of Statapp
+# (see https://github.com/shizand/statapp).
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+from PySide2.QtCore import QModelIndex
+
+from statapp.models.ro_table_model import ROTableModel
+
+
+class LinearPolynomModel(ROTableModel):
+    def getHorizontalHeader(self):
+        return ['Коэффициент регрессии', 'Коэффициент значимости']
+
+    def getVerticalHeader(self):
+        count = (self.rowCount(QModelIndex()))
+        return ['Свободный член'] + [f'X{i}' for i in range(1, count)]