Related InterviewSolutions

• Which of the following is a goal of literate statistical programming?(a) Combine explanatory text and data analysis code in a single document(b) Ensure that data analysis documents are always exported in JPEG format(c) Require those data analysis summaries are always written in R(d) None of the mentionedI had been asked this question in unit test.This interesting question is from Literate Statistical Programming topic in division Data Analysis and Research of Data Science
• Point out the wrong statement.(a) File devices are useful for creating plots that can be included in other documents or sent to other people(b) Plots must be created on a graphics device(c) For file devices, there are vector and bitmap formats(d) None of the mentionedI had been asked this question by my college professor while I was bunking the class.Question is from Graphics Devices in portion Data Analysis and Research of Data Science
• Which of the following is required to implement a literate programming system?(a) A programming language like Perl(b) A programming language like Java(c) A programming language like R(d) All of the mentionedThe question was asked in quiz.Question is from Literate Statistical Programming in chapter Data Analysis and Research of Data Science
• Which of the following is the correct order of conversion?(a) .md->.Rmd->.html(b) .Rmd->.md->.html(c) .Rmd->.md->.xml(d) all of the mentionedI got this question by my school principal while I was bunking the class.I would like to ask this question from knitr in portion Data Analysis and Research of Data Science
• Which of the following is required for not echoing the code?(a) echo=TRUE(b) print=TRUE(c) echo=FALSE(d) all of the mentionedI got this question during an online exam.This intriguing question comes from knitr in division Data Analysis and Research of Data Science
• Which of the following gives reviewers an important tool without dramatically increasing the burden?(a) Quality research(b) Replication research(c) Reproducible research(d) None of the mentionedI got this question during a job interview.Question is taken from Introduction to Reproducible Research topic in chapter Data Analysis and Research of Data Science
• Point out the correct statement.(a) The choice of an appropriate metric will influence the shape of the clusters(b) Hierarchical clustering is also called HCA(c) In general, the merges and splits are determined in a greedy manner(d) All of the mentionedI have been asked this question by my college director while I was bunking the class.I need to ask this question from Clustering in division Data Analysis and Research of Data Science
• Which of the following block information is odd man out in the below figure?(a) Scatterplots(b) 5 number summary(c) 2D Graph(d) None of the mentionedThis question was addressed to me in exam.Enquiry is from Plotting Systems topic in portion Data Analysis and Research of Data Science
• Some chunks have to be re-computed every time you re-knit the file.(a) True(b) FalseI had been asked this question in examination.My question is taken from Literate Statistical Programming in chapter Data Analysis and Research of Data Science
• Which of the following graphs has properties in the below figure?(a) Exploratory(b) Inferential(c) Causal(d) None of the mentionedThis question was posed to me by my college director while I was bunking the class.I'd like to ask this question from Exploratory Graphs in division Data Analysis and Research of Data Science