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Questions and Answers
Which stage of a data science project involves identifying the problem or question to be answered?
In which week of the CSE5DEV course is data visualization covered?
What are the three stages involved in almost all data science and analysis projects?
Which lecture in the CSE5DEV course covers data cleaning and normalization?
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What is the purpose of data visualization?
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Which week of the CSE5DEV course covers data exploration?
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Which lecture in the CSE5DEV course covers correlation and pattern discovery?
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What is the goal of a data science project?
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Which stage of a data science project involves exploring the data?
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Which lecture in the CSE5DEV course covers case studies?
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Which of the following is a step involved in importing data into R environment?
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What is the purpose of handling missing values in data analysis?
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Which data type is used to store categorical variables in R?
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What function is used to view the structure of an object in R?
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What is the purpose of the library() function in R?
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What function is used to set the working directory in R?
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What is the output of the following sequence: seq(2, 3, by=0.5)?
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What is the output of the following code: rep(1:2, each=3)?
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What is the purpose of a while loop in R?
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What is the output of the following code: for (i in 1:4) { while (i < 5) { j <- i + 1 } }
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Which of the following is NOT a step in tracking house prices across different areas?
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What is the purpose of data visualization in tracking house prices?
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What is the benefit of visualizing data in the context of tracking house prices?
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Which of the following is NOT a method of data visualization?
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What is the purpose of cleaning and normalizing data in the context of tracking house prices?
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Which of the following is NOT a data source and format that can be used in tracking house prices?
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What is the correct order of steps in tracking house prices across different areas?
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What is the purpose of data representation in tracking house prices?
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What is the purpose of importing data into R environment in the context of tracking house prices?
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What is the purpose of data visualization in the context of tracking house prices?
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Which of the following is NOT a step in tracking house prices across different areas?
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Which lecture in the CSE5DEV course covers data cleaning and normalization?
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What is the benefit of visualizing data in the context of tracking house prices?
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Which stage of a data science project involves exploring the data?
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What is the purpose of cleaning and normalizing data in the context of tracking house prices?
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What is the purpose of importing data into R environment in the context of tracking house prices?
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Which of the following is NOT a data source and format that can be used in tracking house prices?
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Which lecture in the CSE5DEV course covers case studies?
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Which data type is used to store categorical variables in R?
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Which of the following functions is used to load a package into an R session, making all its functions available to use?
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What is the purpose of the str()
function in R?
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Which of the following is the correct output of the code seq(2, 3, by=0.5)
?
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What is the purpose of the rep()
function in R?
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What is the purpose of handling missing values in data analysis?
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Which of the following is NOT a method of data visualization?
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What is the purpose of the library()
function in R?
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What is the purpose of the while
loop in R?
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What is the purpose of the install.packages()
function in R?
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Which of the following is the correct order of steps in tracking house prices across different areas?
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