Update CaseStudy.md

Pankaj-Str · web-flow · commit ea665eb885d1 · 2025-07-22T15:16:43.000+05:30
diff --git a/35 Day Pandas Basic/CaseStudy.md b/35 Day Pandas Basic/CaseStudy.md
@@ -1,4 +1,4 @@
-# step-by-step case study example using Pandas to analyze a dataset of sales transactions.
+# Step-by-step case study example using Pandas to analyze a dataset of sales transactions.
 
 ```python
 import pandas as pd

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# step-by-step case study example using Pandas to analyze a dataset of sales transactions.`
	`1`	`+# Step-by-step case study example using Pandas to analyze a dataset of sales transactions.`
`2`	`2`
`3`	`3`	```python
`4`	`4`	`import pandas as pd`