Unanswered questions in Data Science

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How do you handle failover in cloud environments?

In my cloud application, I can’t afford ...READ MORE

Nov 21, 2024 in Data Science by Priyanka
 • 4,500 points • 95 views
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Can you me IPL dataset for Tableau practice

O READ MORE

Apr 25, 2024 in Data Science by Rahul
edited Mar 5 • 138 views
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what is intelligent automation ?

Feb 19, 2024 in Data Science by Evanjalin
 • 19,960 points • 279 views
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from diploma EEE to a IT

Hi there,  i am working as a production ...READ MORE

May 3, 2023 in Data Science by Sandeep
edited Mar 5 • 113 views
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Correlation and heatmap for dataset having numerical and categorical variables

I want to measure the correlation and ...READ MORE

Mar 1, 2023 in Data Science by Chitrolekha
edited Mar 5 • 125 views
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Concatenate two layers Tensorflow.js

I am new to TensorflowJS and I ...READ MORE

Jan 31, 2023 in Data Science by Tejashwini
 • 3,820 points
edited Mar 4 • 19 views
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Converting a nested dictionary into Flattened dictionary

Consider a nested dictionary as follows: {'Fruit': ...READ MORE

Dec 23, 2022 in Data Science by Rahul
edited Mar 4 • 40 views
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Is it mandatory to create all the data graphs while performing EDA?

Hi , while performing EDA on any ...READ MORE

Nov 26, 2022 in Data Science by Edureka
edited Mar 4 • 21 views
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Heart Disease Using K-NN

error = [] # calculation error for K ...READ MORE

Sep 15, 2022 in Data Science by Himanshu
edited Mar 4 • 34 views
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What does R assume regarding order in paired t-test?

I'm assuming that the data are assumed ...READ MORE

Jul 22, 2022 in Data Science by avinash
 • 1,840 points • 1,594 views
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How to read a csv-file from an url in R?

I'm not very experienced with R, so ...READ MORE

Jul 22, 2022 in Data Science by avinash
 • 1,840 points • 823 views
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How to plot two histograms together in R?

I have two data frames, one each ...READ MORE

Jul 22, 2022 in Data Science by avinash
 • 1,840 points • 547 views
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The difference of na.rm and na.omit in R

I've just started with R and I've ...READ MORE

Jul 22, 2022 in Data Science by avinash
 • 1,840 points • 850 views
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Data frames and is.nan()

I was using sum(is.na(my.df)) to check whether ...READ MORE

Jul 22, 2022 in Data Science by avinash
 • 1,840 points • 348 views
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Data frames and is.nan()

Sum(is.na(my.df)) worked as predicted when I used ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points • 408 views
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Understanding of minbucket function in CART model using R

Let's say that the training data is ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points • 793 views
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Can you use a loop to repeat a cbind function?

I have 40 dataframes from two dataframes ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 14 views
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What can a data frame do that a tibble cannot?

Tibbles provide a number of benefits over ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 15 views
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What can a data frame do that a tibble cannot?

Tibbles provide a number of benefits over ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 20 views
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how to use group_by in a function in R

2 1 The following is my code for the ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 16 views
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Dispatch of `rbind` and `cbind` for a `data.frame`

Let's construct a rbind.myclass() function that just ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 15 views
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Dispatch of `rbind` and `cbind` for a `data.frame`

Let's construct a rbind.myclass() function that just ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 17 views
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How to properly use the predict function in R

I'll start by giving you some startup ...READ MORE

Jul 20, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 15 views
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Why does as.character() return an integer on a list of dates?

I was surpirsed to see R do ...READ MORE

Jul 14, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 14 views
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How to deal with NaN values in R?

Due of my inexperience with programming and ...READ MORE

Jul 9, 2022 in Data Science by avinash
 • 1,840 points • 486 views
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Difference between ls() and objects()

What distinguishes the ls() and objects() functions? The ...READ MORE

Jul 9, 2022 in Data Science by avinash
 • 1,840 points • 620 views
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passing function argument to dplyr select

I can do this to pick out ...READ MORE

Jul 9, 2022 in Data Science by avinash
 • 1,840 points • 718 views
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Frequency table in R

I'm having trouble with something that ought ...READ MORE

Jul 9, 2022 in Data Science by avinash
 • 1,840 points • 485 views
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NA while using strptime function

Version 1.0.136 of R Studio for Windows ...READ MORE

Jul 9, 2022 in Data Science by avinash
 • 1,840 points • 518 views
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Read an Excel file directly from a R script

How do I open an Excel file ...READ MORE

Jul 9, 2022 in Data Science by avinash
 • 1,840 points • 369 views
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How does cut with breaks work in R

I've tried using?cut but haven't been able ...READ MORE

Jul 9, 2022 in Data Science by avinash
 • 1,840 points • 467 views
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How does cut with breaks work in R

I've tried using?cut but haven't been able ...READ MORE

Jul 6, 2022 in Data Science by avinash
 • 1,840 points • 712 views
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Explicitly calling return in a function or not

A while back, Simon Urbanek from the ...READ MORE

Jul 6, 2022 in Data Science by avinash
 • 1,840 points • 502 views
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Explicitly calling return in a function or not

A while back, Simon Urbanek from the ...READ MORE

Jul 6, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 13 views
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Understanding `scale` in R

I'm attempting to comprehend R's definition of ...READ MORE

Jul 6, 2022 in Data Science by avinash
 • 1,840 points • 604 views
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What is the difference between rm() and rm(list=ls())?

The majority of items I've read. They ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 517 views
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Fibonacci Sequence in R

Due of my inexperience with programming and ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 492 views
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How do I get a list of built-in data sets in R?

Please advise on how to obtain the ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 434 views
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How to manually find the minors of a matrix in R programming?

I have to write a function that ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 604 views
0 votes
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In R, how to get an object's name after it is sent to a function?

I'm trying to find the opposite of ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 378 views
0 votes
0 answers

In R, how to get an object's name after it is sent to a function?

I'm trying to find the opposite of ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 15 views
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Creating an R dataframe row-by-row

In RStudio, if I execute this code: "1 ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 414 views
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R console output only shows most recent command in "if" condition

In RStudio, if I execute this code: "1 ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 345 views
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Getting "NA" when I run a standard deviation

a quick query I read the variable ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 660 views
0 votes
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Get row and column indices of matches using `which()`

Say I have some matrix, for example: m ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points • 395 views
0 votes
0 answers

Get row and column indices of matches using `which()`

Say I have some matrix, for example: m ...READ MORE

Jul 5, 2022 in Data Science by avinash
 • 1,840 points
edited Mar 4 • 18 views
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0 answers

Why 'nrow()' function doesn't seem to work within 'summarise()' function?

See the code below: library(dslabs) \sdata(gapminder) gapminder percent > ...READ MORE

Jun 30, 2022 in Data Science by avinash
 • 1,840 points • 396 views
0 votes
0 answers

Standard Deviation in R Seems to be Returning the Wrong Answer - Am I Doing Something Wrong?

An easy illustration of standard deviation calculation: The ...READ MORE

Jun 30, 2022 in Data Science by avinash
 • 1,840 points • 571 views
0 votes
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Load csv file in R

Is it possible to import a csv ...READ MORE

Jun 27, 2022 in Data Science by avinash
 • 1,840 points • 386 views
0 votes
0 answers

Stepwise AIC using forward selection in R

In R, I'm attempting to perform a ...READ MORE

Jun 24, 2022 in Data Science by Sohail
 • 3,040 points • 507 views

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