R Questions Set 4:
Which function is used to convert wide data to long data?
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Which of the following has multiple columns?
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Which of the following is an example of a vector graphics device in R?
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______ is used to view the dataset in a spreadsheet-type format?
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The purpose of fisher.test() is _______ test for contingency table.
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Which of the following functions is identical to read.table()?
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Which function is used to add new variables/columns or transform existing variables?
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___ variables are categorical variables which can hold either string or numeric values.
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Which of the following code creates an 'n' item vector of random normal deviates?
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When hypothesis tests and confidence limits are to be used, the residuals are assumed to follow the __________ distribution.
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