diff --git a/p2/data/dades.dat b/p2/data/dades.dat
new file mode 100644
index 0000000..03289ff
--- /dev/null
+++ b/p2/data/dades.dat
@@ -0,0 +1,7 @@
+343.4	1.6	0.110090	1.2E-03
+280.1	1.5	0.086216	9.6E-04
+277.9	1.4	0.086107	7.1E-04
+202.9	1.2	0.052900	3.6E-04
+147.9	1.1	0.028050	2.0E-04
+105.4	0.9	0.009784	4.9E-05
+69.7	0.7	0.000056	2.2E-05
diff --git a/p2/data/dades.ods b/p2/data/dades.ods
new file mode 100644
index 0000000..cb7eb7f
--- /dev/null
+++ b/p2/data/dades.ods
Binary files differ
diff --git a/p2/data/dadesfit.dat b/p2/data/dadesfit.dat
new file mode 100644
index 0000000..3f091ad
--- /dev/null
+++ b/p2/data/dadesfit.dat
@@ -0,0 +1,6 @@
+343.4	1.6	0.110090	1.2E-03
+280.1	1.5	0.086216	9.6E-04
+277.9	1.4	0.086107	7.1E-04
+202.9	1.2	0.052900	3.6E-04
+147.9	1.1	0.028050	2.0E-04
+105.4	0.9	0.009784	4.9E-05