S******y
发帖数: 1123 | 1 What is the difference between
table
data frame
matrix
?
Can I just perform matrix computation (such as product, addition,
subtraction) between two data frames?
Thanks | q**j
发帖数: 10612 | 2 for this type of questions, it is better to read the book. much easier for
you and others. | s*****n
发帖数: 2174 | 3 1. There is no "table" in R.
2. Data frame and matrix are totally different things. A data frame is
basically a list, with some extra attributes. A matrix is a vector with some
extra attributes.
3. You can convert them in certain cases, but not all. | S******y
发帖数: 1123 | 4 Thanks a lot!
【在 S******y 的大作中提到】
: What is the difference between
: table
: data frame
: matrix
: ?
: Can I just perform matrix computation (such as product, addition,
: subtraction) between two data frames?
: Thanks
|
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