a) First b) Second c) Third d) Fifth Answer: b Explanation: The second dimension corresponds to the ...
View QuestionWhich of the following is a 3-dimensional dataset?
a) Eris b) Iris c) Toris d) Iris Answer: b Explanation: The iris dataset is a three ...
View QuestionTo bind a row onto an already existing matrix, the ______ function can be used.
a) Rbind b) Sbnd c) Gbind d) Sbind Answer: a Explanation: To bind a row onto an ...
View QuestionComputation with vectors is achieved using an element-by-element operation for avoiding _________
a) Loops b) Functions c) Packages d) Interfaces Answer: a Explanation: Computation with vectors is achieved using ...
View QuestionWhich function is used to enter in data at the terminal?
a) Scanned b) Scnn c) Scan d) Sccn Answer: c Explanation: The scan function is used to ...
View QuestionThe ________ function creates a regular sequence of values to form a vector.
a) sequel b) Rep c) seq d) Grep Answer: c Explanation: The rep function replicates elements of ...
View QuestionWhich function replicates elements of vectors?
a) C b) Rep c) Crep d) Grep Answer: b Explanation: The rep function replicates elements ...
View QuestionWhat is the simplest way of creating the vector?
a) C function b) Create c) Destroy d) Invalid Answer: a Explanation: The simplest way to create ...
View QuestionA __________ is a set of elements appearing in rows and columns where the elements are of the same mode whether they are logical, numeric (integer or double), complex or character.
a) Vector b) Matrix c) Lists d) Data frames Answer: b Explanation: A matrix is a ...
View QuestionThe four most frequently used types of data objects in R are vectors, matrices, data frames and ________
a) Function b) Lists c) Packages d) Interfaces Answer: b Explanation: The four most frequently used types ...
View Question