27. All about Dataframes in R

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In this tutorial, we will be learning the following about data frames.

a) How to create a data frame ?
b) How to insert a new row, column ?
c) How to display the top 6 or bottom 6 records in the data frame ?
d) How to check the # of rows/columns in a data frame ?
e) Indexing and Slicing a data frame
f) Filtering a data frame
g) How to change data frame column names ?
h) Structure of a data frame
i) How to write a file ?
j) How to read a csv file ?
k) How to access freely available data frames in R for practise purpose
l) Difference between dollar symbol and square bracket while extracting a column in a dataframe

This tutorial is part of the below playlist "Excel in R and Python":
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You’re so good at explaining. Thank you so much!

saraalm
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Great Video Anand. Clear explanation and right to the point. Thank you

PeaceFORever-
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Great video. Very Informative. Keep up the great work.

codenut
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very well explained!! thank you so much.

amritabhattacharjee
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I wrote the same numbers as a = sample(1:100, 15) for example but i got different numbers and diferrent alphabets.. is it normal?

denisablackrosa