Trending questions in Data Analytics

0 votes
5 answers

How to remove NA values with dplyr::filter()

Hi, The dplyr has ’filter()’ function to do such filtering, ...READ MORE

Dec 10, 2020 in Data Analytics by MD
• 95,240 points
138,877 views
0 votes
5 answers

How to remove NA values from a Vector in R?

Hello team, you can use na.omit x <- c(NA, 3, ...READ MORE

Dec 9, 2020 in Data Analytics by anonymous
• 82,780 points
113,188 views
+4 votes
11 answers

Creating an empty data.frame with only column names - R

Hi, You need to create a data frame ...READ MORE

Dec 11, 2020 in Data Analytics by MD
• 95,240 points
89,659 views
+2 votes
5 answers

Printing a data.frame without index - Python

.tolist() function will remove index READ MORE

Mar 11, 2019 in Data Analytics by nishant thakur
67,733 views
+1 vote
3 answers

Filtering R data-frame with multiple conditions

You can use the 'filter' function from ...READ MORE

Mar 26, 2018 in Data Analytics by Bharani
• 4,620 points
63,791 views
+4 votes
3 answers

How to sum a variable by group in R?

You can also try this way, x_new = ...READ MORE

Jul 31, 2019 in Data Analytics by Cherukuri
• 32,970 points
63,030 views
+5 votes
3 answers

Counting the frequency of unique values - R

Hi, You can use plyr module. It will give ...READ MORE

Dec 14, 2020 in Data Analytics by MD
• 95,240 points
43,770 views
0 votes
2 answers

R function for finding the index of an element in a vector?

The function match works on vectors : x <- sample(1:10) x # ...READ MORE

Dec 11, 2020 in Data Analytics by Rajiv
• 8,880 points
43,419 views
+6 votes
3 answers

"Error: '\U' used without hex digits in character string starting ""C:\U"" when trying to read a csv file in R

Replace all \ with \\. Its trying ...READ MORE

Nov 26, 2018 in Data Analytics by Maverick
• 10,840 points
31,131 views
+1 vote
2 answers

change the color for bars in geom_bar in ggplot

Hi @radha, You can have 2 types of ...READ MORE

Jul 24, 2019 in Data Analytics by Cherukuri
• 32,970 points
24,677 views
+1 vote
2 answers

How to replace a value in a data frame based on a conditional 'If' statement?

It's easier to convert alpha to characters ...READ MORE

Jun 6, 2018 in Data Analytics by Sahiti
• 6,380 points
31,991 views
0 votes
1 answer

TypeError: 'tuple' object is not callable

Hi, @Prasanna, The “TypeError: ‘tuple’ object is not ...READ MORE

Nov 9, 2020 in Data Analytics by Gitika
• 65,930 points
13,662 views
+1 vote
3 answers

How to change the value of a variable using R programming in a data frame?

Try this: df$symbol <- as.character(df$symbol) df$symbol[df$sym ...READ MORE

Jan 11, 2019 in Data Analytics by Tyrion anex
• 8,660 points
26,810 views
+1 vote
2 answers

Which function can I use to clear the console in R and RStudio ?

Description                   Windows & Linux           Mac Clear console                      Ctrl+L ...READ MORE

Apr 17, 2018 in Data Analytics by anonymous
31,801 views
+2 votes
1 answer

Show a list of all variables in R

Hi Swathi, You can use ls() to list ...READ MORE

Jun 27, 2019 in Data Analytics by Cherukuri
• 32,970 points
28,158 views
+1 vote
2 answers

How can I drop columns by name in a data frame ?

We can Drop Columns by name in ...READ MORE

Apr 13, 2018 in Data Analytics by zombie
• 3,790 points
24,481 views
0 votes
3 answers

How to select rows in a range from dataframe?

This should do it integer_location = np.where(df.index == ...READ MORE

Dec 16, 2020 in Data Analytics by Roshni
• 10,480 points
11,410 views
0 votes
1 answer

How to check if a file already exists or not in R?

Check out file.exists() function!! The function file.exists() returns a ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
• 32,970 points
18,956 views
0 votes
2 answers
0 votes
1 answer

How to combine a list of data frames into one data frame?

Use bind_rows() from the dplyr package: bind_rows(list_of_dataframes, .id ...READ MORE

Dec 17, 2020 in Data Analytics by Gitika
• 65,930 points
274 views
0 votes
1 answer

9) Subscriber Data analysis includes __________ (select all applicable)

Option d)  Subscriber profiling, upselling and innovative tar ...READ MORE

Dec 2, 2020 in Data Analytics by Gitika
• 65,930 points
863 views
0 votes
1 answer

7) What does "Dual platform architecture" mean?

Option b. Decommission existing Data warehouse and use ...READ MORE

Dec 3, 2020 in Data Analytics by Gitika
• 65,930 points
791 views
0 votes
1 answer

How to remove an element from a list in R?

Hi@akhtar, You can remove a value from a ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,240 points
2,196 views
0 votes
1 answer

how can i access my profile and assignment for pubg analysis data science webinar?

Hey, @There,  Every user who registers for the ...READ MORE

Dec 15, 2020 in Data Analytics by Gitika
• 65,930 points
188 views
0 votes
1 answer

13) The two data sources that telecom operators can leverage for Analytics are __________

Option a. Network and Source data READ MORE

Dec 3, 2020 in Data Analytics by Gitika
• 65,930 points
639 views
0 votes
1 answer
0 votes
1 answer
0 votes
1 answer

19) Analytics can be classified as

Option a) Exploratory data analysis is an approach ...READ MORE

Dec 3, 2020 in Data Analytics by Gitika
• 65,930 points
415 views
0 votes
1 answer

How to code for the sum of imported data set in rstudio

@Lizzy, You can have a look here regarding ...READ MORE

Dec 9, 2020 in Data Analytics by Gitika
• 65,930 points
125 views
0 votes
1 answer
0 votes
1 answer

14) Building analytical cubes of CDRs and managing them efficiently is part of _________

Hi@ritu, Building analytical cubes of CDRs and managing ...READ MORE

Dec 2, 2020 in Data Analytics by MD
• 95,240 points
407 views
0 votes
1 answer

16) Analytics uses _______ to tell us important things that we did not know

Hi@ritu, Analytics uses prediction to tell us important things ...READ MORE

Dec 2, 2020 in Data Analytics by MD
• 95,240 points
353 views
0 votes
1 answer

17) Identifying customers likely to churn is part of __________

Hi@ritu, Churn management is the art of identifying valuable ...READ MORE

Dec 2, 2020 in Data Analytics by MD
• 95,240 points
254 views
+3 votes
2 answers

Error: could not find function - R Programming

Yes, Just like @Maverik said, It happens ...READ MORE

Aug 22, 2019 in Data Analytics by anonymous
• 32,970 points
26,646 views
0 votes
1 answer

18) OLAP is 'Analytics used with Business intelligence'

Option a) True. READ MORE

Dec 3, 2020 in Data Analytics by Gitika
• 65,930 points
146 views
0 votes
1 answer

20) In BI, analysis includes

Hi@ritu, In BI, the analysis includes Predictive analysis, ...READ MORE

Dec 2, 2020 in Data Analytics by MD
• 95,240 points
173 views
0 votes
1 answer

​can we do the feature extraction using K means clustering? If yes how can we do that?

Hi@Pushpender, You can do that. But K-Means is ...READ MORE

Nov 24, 2020 in Data Analytics by MD
• 95,240 points
102 views
0 votes
1 answer

What is the difference between list and vector in R?

The difference are - A list holds different ...READ MORE

Oct 28, 2019 in Data Analytics by Cherukuri
• 32,970 points
17,248 views
0 votes
1 answer

cant get around error ''expected an indented block'' in python(jupyter lab)

Hi@David, First thing, don't share your credentials with ...READ MORE

Nov 19, 2020 in Data Analytics by MD
• 95,240 points
129 views
0 votes
1 answer

How can I print to stdout in R?

Hi@akhtar, Sometimes we need to print to stdout ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,240 points
856 views
0 votes
1 answer

Create 3D Pie Chart in R.

Hi@akhtar, A pie chart with 3 dimensions can ...READ MORE

Oct 29, 2020 in Data Analytics by MD
• 95,240 points
445 views
0 votes
1 answer

Error in library(plotrix) : there is no package called ‘plotrix’

Hi@akhtar, You can use the install command at ...READ MORE

Oct 28, 2020 in Data Analytics by MD
• 95,240 points
496 views
0 votes
1 answer

Error in library("xlsx") : there is no package called ‘xlsx’.

Hi@akhtar, You can use the following command in ...READ MORE

Oct 29, 2020 in Data Analytics by MD
• 95,240 points
445 views
0 votes
1 answer

Error in library("RMySQL") : there is no package called ‘RMySQL’.

Hi@akhtar, R has a built-in package named "RMySQL" ...READ MORE

Oct 29, 2020 in Data Analytics by MD
• 95,240 points
362 views
0 votes
1 answer

Error in library(RColorBrewer) : there is no package called ‘RColorBrewer’

Hi@akhtar, It may happen that some libraries are ...READ MORE

Oct 28, 2020 in Data Analytics by MD
• 95,240 points
388 views
0 votes
1 answer

Error in library("XML") : there is no package called ‘XML’

Hi@akhtar, You can find some packages pre-installed in ...READ MORE

Oct 29, 2020 in Data Analytics by MD
• 95,240 points
341 views
0 votes
1 answer

Error in library("yarrr") : there is no package called ‘yarrr’.

Hi@akhtar, Installing a package simply means downloading the ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,240 points
226 views
0 votes
1 answer

How to create a pirate plot in R?

Hi@akhtar, A pirate plot a plot contained in ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,240 points
211 views
0 votes
1 answer

How to add a new column to a Dataframe in R?

Hi@akhtar, You can add new columns to a ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,240 points
167 views