I have to edit one element in a dataframe. How to to it?

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I have the following dataframe -

      first_name last_name  Location Qualification
1        Saif     Mehdi Hyderabad        M.Tech
2       Rishi     Gupta      Pune        B.Tech
3       Aditi    Pandey   unknown        unkown
4      Poorwa    Kunwar     Japan        B.Tech
5      Rajesh Choudhary    Jaipur        B.Tech
6        Hari     Desai    Mumbai        M.Tech
7       Sayan       Das   Kolkata        B.Tech
8   Deepjyoti     Borah   Kolkata        B.Tech
9    Bharathi Ganesan R    Trichy        M.Tech
10   Jayarama   Krishna     Vizag        M.Tech
11      Akhil  Gopinath  Banglore           M.S

Now I want to edit the 4th row's Qualification column

How to do it?

I am new to R

dataframe r
1 Answers

You can access the Qualification column via df$Qualification, where df is your data frame. Then, you can access the 4th element of that via df$Qualification[4]. To replace the existing value with a new value, new_value, you can write: df$Qualification[4] <- new_value.

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