Dr Vinod on Basics of R 8971073111 [email protected]
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Mathematical, Logical, Assign values
Dr Vinod on Basics of R 8971073111 [email protected]
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Change Assigned values
Dr Vinod on Basics of R 8971073111 [email protected]
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Functions
Dr Vinod on Basics of R 8971073111 [email protected]
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Vectors
Dr Vinod on Basics of R 8971073111 [email protected]
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Sequence VectorAfter hash, it is
ignored by R
Dr Vinod on Basics of R 8971073111 [email protected]
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Sequence Vector
Dr Vinod on Basics of R 8971073111 [email protected]
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Change & Add in Vector
Dr Vinod on Basics of R 8971073111 [email protected]
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Vector Math
Dr Vinod on Basics of R 8971073111 [email protected]
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Vector Addition & Multiplication
1*4=4, 2*5=10, 3*6=18
Dr Vinod on Basics of R 8971073111 [email protected]
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Vector: compare items
Dr Vinod on Basics of R 8971073111 [email protected]
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NA value
Dr Vinod on Basics of R 8971073111 [email protected]
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Help: > help(sum)
Dr Vinod on Basics of R 8971073111 [email protected]
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Matrices
Dr Vinod on Basics of R 8971073111 [email protected]
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Vector to Matrix
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Dim command for matrix
Dr Vinod on Basics of R 8971073111 [email protected]
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Matrix Access
Dr Vinod on Basics of R 8971073111 [email protected]
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Data Frames
Dr Vinod on Basics of R 8971073111 [email protected]
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Data Frames
Dr Vinod on Basics of R 8971073111 [email protected]
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Access Data Frame
Dr Vinod on Basics of R 8971073111 [email protected]
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Merging FilesFile in csv
format
File in txt format
Dr Vinod on Basics of R 8971073111 [email protected]
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Merging Files: First import
Dr Vinod on Basics of R 8971073111 [email protected]
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Name the merged file
Dr Vinod on Basics of R 8971073111 [email protected]
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Save merged file at Desktop
> write.csv(steve,"C:/Users/inurture1/Desktop/steve.csv")
