btech

my_data<-read.csv("C:/Users/CSE/Downloads/sagar.csv")
head(my_data)

##   student.no student.name marks.1 marks.2 marks.3
## 1        101     loverboy      78      53      30
## 2        102      joshith      88      69      90
## 3        103       bondam      90      70      60
## 4        104          gay      91      30      80
## 5        105          amb      84      80      70
## 6        106         abhi      84      65      67