diff --git a/probdists/Generaldistribution.py b/probdists/Generaldistribution.py
index 418c26f..891f418 100644
--- a/probdists/Generaldistribution.py
+++ b/probdists/Generaldistribution.py
@@ -1,3 +1,6 @@
+from pathlib import Path
+
+
 class Distribution:
     """ Generic distribution class for calculating and
         visualizing a probability distribution.
@@ -27,6 +30,14 @@ def read_data_file(self, file_name):
 
         """
 
+        if file_name == 'demo_gaussian_data':
+            dirname = Path(__file__).parent.absolute()
+            file_name = Path(dirname, 'numbers.txt')
+
+        elif file_name == 'demo_binomial_data':
+            dirname = Path(__file__).parent.absolute()
+            file_name = Path(dirname, 'numbers_binomial.txt')
+
         with open(file_name) as file:
             data_list = []
             line = file.readline()
diff --git a/probdists/__pycache__/Binomialdistribution.cpython-37.pyc b/probdists/__pycache__/Binomialdistribution.cpython-37.pyc
new file mode 100644
index 0000000..97638a8
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diff --git a/probdists/__pycache__/Gaussiandistribution.cpython-37.pyc b/probdists/__pycache__/Gaussiandistribution.cpython-37.pyc
new file mode 100644
index 0000000..cdb400b
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diff --git a/probdists/__pycache__/Generaldistribution.cpython-37.pyc b/probdists/__pycache__/Generaldistribution.cpython-37.pyc
new file mode 100644
index 0000000..af09213
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diff --git a/probdists/__pycache__/__init__.cpython-37.pyc b/probdists/__pycache__/__init__.cpython-37.pyc
new file mode 100644
index 0000000..a951a8d
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diff --git a/numbers.txt b/probdists/numbers.txt
similarity index 100%
rename from numbers.txt
rename to probdists/numbers.txt
diff --git a/numbers_binomial.txt b/probdists/numbers_binomial.txt
similarity index 100%
rename from numbers_binomial.txt
rename to probdists/numbers_binomial.txt