
Suppose “matrix” is a 2 by 3 matrix defined in R, the command matrix[1, c(2,3)] will give you An error …
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Suppose “matrix” is a 10 by 10 matrix defined in R, which implies it has 10 rows and 10 columns, …
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How can you subset one specific number from a matrix? Specify the row. Specify the column. Specify both the row …
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What are the two advantages of using the function cbind() and rbind() over the function matrix() when creating matrices? You …
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What happens when a data sequence that is too short is used to fill up a matrix in R? R …
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Which of the following statements applies to a matrix in R? A matrix is onedimensional A matrix has the same …
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Which three of the following actions attach labels to the vector elements? Define the labels by using the names() function. …
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What function should you use to create a vector?
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What is the purpose of the as.*() function? It is used to see whether variables are of a certain type. …
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What is the purpose of the is.*() function? It is used to see whether variables are of a certain type. …
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