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
• 95,010 points
90,574 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
• 95,010 points
76,102 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
• 82,540 points
75,238 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
56,526 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
• 32,890 points
50,328 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
44,096 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
31,091 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
• 95,010 points
29,450 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
• 32,890 points
17,299 views
+5 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
21,518 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
• 8,640 points
20,207 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
• 6,360 points
23,782 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
23,817 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
• 65,850 points
3,418 views
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
• 65,850 points
43 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
• 65,850 points
50 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
• 65,850 points
47 views
0 votes
2 answers
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
• 65,850 points
165 views
0 votes
1 answer
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
• 65,850 points
134 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
• 65,850 points
105 views
0 votes
1 answer
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
• 95,010 points
87 views
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
• 65,850 points
47 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
• 65,850 points
44 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
• 95,010 points
69 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
• 95,010 points
49 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
• 95,010 points
33 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
• 95,010 points
63 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
• 95,010 points
51 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
• 95,010 points
501 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
• 95,010 points
154 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
• 95,010 points
158 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
• 95,010 points
103 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
• 95,010 points
79 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
• 95,010 points
65 views
0 votes
1 answer

How to sort data according to column values in R?

Hi@akhtar, You can sort the rows of a Dataframe ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,010 points
45 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
• 95,010 points
100 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
• 95,010 points
93 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
• 95,010 points
131 views
0 votes
1 answer

How to access the last value from a vector in R?

Hi@akhtar, You can use the tail function in ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,010 points
27 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
• 95,010 points
113 views
0 votes
1 answer

How to create the Scatterplot in R?

Hi@akhtar, Scatterplots show many points plotted in the ...READ MORE

Oct 30, 2020 in Data Analytics by MD
• 95,010 points
28 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
• 95,010 points
34 views
0 votes
1 answer

Create a bar chart with groups of bars and stacks.

Hi@akhtar, We can create a bar chart with ...READ MORE

Oct 29, 2020 in Data Analytics by MD
• 95,010 points
31 views
0 votes
1 answer

Draw boxplot with notch in R.

Hi@akhtar, We can draw a boxplot with a ...READ MORE

Oct 29, 2020 in Data Analytics by MD
• 95,010 points
30 views
0 votes
1 answer

How to create a line chart in R?

Hi@akhtar, A simple line chart is created using ...READ MORE

Oct 29, 2020 in Data Analytics by MD
• 95,010 points
28 views