Update app.py

app.py

@@ -14,7 +14,7 @@ def lr(data):
     results_as_html = results.summary().tables[1].as_html()
     mean = df.mean()
     std=df.std()
-    result = {'r': results.rsquared, 'mean':mean.to_json(), 'std':std.to_json(), 'table1':pd.read_html(results_as_html, header=0, index_col=0)[0].to_json(), 'full':results.summary().as_text()}
+    result = {'r': results.rsquared, 'mean':mean.to_dict(), 'std':std.to_dict(), 'table1':pd.read_html(results_as_html, header=0, index_col=0)[0].to_dict(), 'full':results.summary().as_text()}
     resultJson = json.dumps(result)
     
     return resultJson