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How To import file in R using Reac.table function
@sanchi_singh1 wrote: Hi ,I was trying o import file using read.table function but there was some error and it was getting imported. Kindly inform me was there any error in the syntax.I am attaching...
View ArticleChi Square test for independence of 2 categorical variables
@rumsinha wrote: Warning message:In chisq.test(tbldata) : Chi-squared approximation may be incorrect Need help in understanding why I am getting this issue or in what scenario this issue may come?...
View ArticleIs data science program by manipal global worth it?
@ayushranjan619 wrote: here is the link to there course https://datascience.manipalglobal.com/mgads/data-science-programs.html Posts: 1 Participants: 1 Read full topic
View ArticlePython Essentials for Data Science related work
@parthasinha wrote: I am newbie in Python. I have used R for sometime. I have gone thru the Tutorial on Data science using Python from Scratch.I want learn Python for data analysis and Machine...
View ArticleGetting mean of a numeric variable according to the categorical variable in R
@sanchi_singh1 wrote: I was trying to calculate the mean of Variable Age for all the females in my dataset but I am getting error NaN. Kindly help me out with thismean(Age[Gender == "Female"])[1] NaN...
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Use of Level function in R
@sanchi_singh1 wrote: Hi, I was trying to extract the values in Categorical Variable Gender in R but it is returning nullKindly help me out with this. Posts: 5 Participants: 2 Read full topic
View ArticleBest Visualisation for 2D contingency table using ggplot2?
@ashish25sahu wrote: I have a data.frame which explains Most popular method of payment based on hour of the day. Hour <- c("10,11,12,13,14,15,16,17,18") Cash <-...
View ArticleNon graphical corelated Variables
@tillutony wrote: Hi All, how will I get highly correlated variables non graphically. Please drop me the code to get the names of highly correlated variables. Thanks,Tony Posts: 1 Participants: 1 Read...
View ArticleForecasting: Stock Market and Forex Exchange
@Owais829 wrote: Hello, Please let me know the forecasting models which are been using in Stock Market, Derivative Market and Forex Exchange value predictions.I already know Regression, Moving...
View ArticleConverting factor to Date formate
@ashish25sahu wrote: x <- c("4-Jan-11", "17-Feb-11", "11-May-10", "5-Feb-11", "13-Apr-10", "21-Jan-11", "3-Jun-10", "22-Oct-10", "17-Nov-10", "6-Mar-11", "6-Nov-10", "12-May-10", "5-Apr-10",...
View ArticleWorkshop - not able to detect na in train data set and
@jatin_raina wrote: using r windows 10 Version 1.0.136 – © 2009-2016 RStudio, Inc.here is the dataset train_gbW7HTd.csv (3.1 MB) as i try to get na it shows the following results and i dont know what...
View ArticleBuilding a guide for Amazon Redshift and need feedback
@geopsis13 wrote: Hello to all. In our work with various data warehouses (among others Amazon Redshift or BigQuery), we show that there is a need for guides for the data analyst/science community that...
View ArticleExecutive Certification Programmes
@shoumikgoswami wrote: Hi, I have started my journey towards the immersive world of Data science few months back. I believe in order to succeed in this field, one must learn and learn a lot. Being a...
View ArticleWhy did AV stopped doing Hiring Hack
@emekaonu wrote: Since last year, I have been checking https://datahack.analyticsvidhya.com/ to see when AV will put up a hiring hack as they did With Mckinsey and Hansa Cequity. @kunal Why did we...
View ArticleIdentify Lookalike customers
@gauravgpt9 wrote: Hi Everyone, I am a newbie in this field. Below is my requirement on which I would appreciate your expert advice. My client has a set of loyalty program customers who are profitable...
View ArticleClickable bubble plots with R and Plotly?
@rumsinha wrote: using shiny and R how can I have Bubble View similar to Bubble Plot but here all circles are touching each other? any feedback? Posts: 1 Participants: 1 Read full topic
View ArticleHow to change the colour of the legend by using condition
@Surya1987 wrote: Hi All, I have one column named as operators and I am using that operator column to fill (fill="Operator"). Now I want something like this. The operator name starts with SEO: Colour...
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Data Visualization Using ggplot2
@Shaik.1290 wrote: Hello Guys, I have loaded Forbes data using URL - "https://www.forbes.com/powerful-brands/list/#tab:rank".I have followed the data cleaning steps and trying to visualize data using...
View ArticleSwitching to an analytics career - Confused
@SuperTramp wrote: Hi Guys, I am an IT professional with over 7 years of experience . I have been working as a SAP Basis Consultant which is a technical/administrator role on SAP and not related to...
View ArticleNecessity of dimensionality reduction for predictive modelling
@SubhayuNath wrote: Do we need to reduce the dimension of a dataset i.e. drop the variable which doesn't contribute significantly to explain the dependant variable only for predictive analytics or for...
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