Update assingment_4.md

assignments/assingment_4.md

@@ -113,8 +113,9 @@ You are given with a dataset of temperature in the form of a CSV file. The end g
 Sample Document:
 
 
+
 | Datetime | Temperature | Data quality |
-| ------ | ------ |
+| -------- | ----------- | ------------ |
 |20019-04-03 00:00:00.000 | 112.4 | good |
 |20019-04-03 01:00:00.000 | 111.32| good |
 |20019-04-03 02:00:00.000 | 114.98| bad  |