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practice503
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Asked: 2022-01-18T11:30:59+05:30 In:

Write an R program to change a column name of a given data frame.

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Write an R program to change a column name of a given data frame.

data science using r
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    2. I'M ADMIN
      data1 =data.frame( subject = c("C++", "PYTHON",
"IOT", "DBMS", 
"DS"),

mark= c(78,67,89,98,88)
)
print(data1)
#change column name "mark to NEW_MARKS"
names(data1)[2] <- 'NEW_MARKS'
data1

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