Explain what is transpose?
Answer / Anurodh Saxena
In R (and many other programming languages), the transpose operation switches the row and column indices of a matrix. This means that the rows become columns, and the columns become rows.
| Is This Answer Correct ? | 0 Yes | 0 No |
Write a custom function which will replace all the missing values in a vector with the mean of values.
Explain what is pdv?
How will you list all the datasets available in all R packages?
How would you fit a linear model over a scatter-plot?
What is the purpose of using Next statement in R language?
Describe regex() in r string manipulation?
What is a random forest? How do you build and evaluate a random forest in r?
How to construct a new s3 class?
What will be the result of multiplying two vectors in r having different lengths?
What are the data types in r on which binary operators can be applied?
How to use sapply in r?
Mention how you can produce co-relations and covariances?