Q. How missing values and impossible values are represented in R language?

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Q. CRAN package ecosystem has more than ______ packages.

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Q. Which function in R language is used to find out whether the means of 2 groups are equal to each other or not?

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Q. __________ is the best way for communicating the results of data analysis using the R language.

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Q. How many types of data structures does R language have?

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Q. __________ is the easiest method for reshaping the data before analysis.

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Q. ___________ function is used to apply an expression for a given dataset.

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Q. __________ package is used to speed up data frame management code.

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Q. Which package can be integrated with dplyr for large fast tables?

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Q. In the base graphics system, which function is used to add elements to a plot?

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Q. What are the different types of sorting algorithms available in R language?

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Q. What is the command used to store R objects in a file?

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Q. ___________ can be used for storing the data for long-term.

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Q. MapReduce jobs submitted from either Oozie, Pig or Hive can be used to encode, improve and sample the data sets from _________ into R.

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Q. What will be the output of log (-5.8) when executed on R console?

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Q. How is a Data object represented internally in R language?

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Q. Which package in R supports the exploratory analysis of genomic data?

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Q. __________ can contain heterogeneous inputs.

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Q. ________ function can be used to add datasets in R provided with the columns in the datasets should be the same.

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Q. _________ variables are categorical variables which can hold either string or numeric values.

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