What is which () in R?
The which() function in R returns the position or the index of the value which satisfies the given condition. The Which() function in R gives you the position of the value in a logical vector. The position can be of anything like rows, columns and even vector as well.
What is the symbol for or in R?
R Logical Operators
|&||Element-wise logical AND|
||||Element-wise logical OR|
What is as logical in R?
as. logical() function in R Language is used to convert an object to a logical vector.
What is Arr Ind in R?
arr.ind. a logical value. If FALSE (the default), and x is a matrix or an array, which returns vector indices of TRUE values of x. If TRUE, and x is a matrix or an array, which returns a length(x) by length(dim(x)) matrix of the row, column, etc.
What does %% do in R?
What is the double percent ( %% ) used for in R? From using it, it looks as if it divides the number in front by the number in back of it as many times as it can and returns the left over value.
What does == mean in R?
The Equality Operator ==
Relational operators, or comparators, are operators which help us see how one R object relates to another. For example, you can check whether two objects are equal (equality) by using a double equals sign == .
What is the difference between and || R?
The short form ( | ) operates element-wise on vectors and returns a vector of the same size as the input vectors. If necessary it recycles the shorter vector. The long form ( || ) only considers the first element of each vector and returns a logical vector of length one.
What does ‘~’ mean in R?
Tilde operator is used to define the relationship between dependent variable and independent variables in a statistical model formula. The variable on the left-hand side of tilde operator is the dependent variable and the variable(s) on the right-hand side of tilde operator is/are called the independent variable(s).
What means %>% in R?
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What does Unclass do in R?
unclass returns (a copy of) its argument with its class attribute removed. (It is not allowed for objects which cannot be copied, namely environments and external pointers.) inherits indicates whether its first argument inherits from any of the classes specified in the what argument.
How does Cbind work in R?
cbind() function in R Language is used to combine specified Vector, Matrix or Data Frame by columns. deparse. level: This value determines how the column names generated. The default value of deparse.
What is returned by the statement which sample in R?
The sample() function in R allows you to take a random sample of elements from a dataset or a vector, either with or without replacement.