Describe, using examples, the following three functions for creating vectors: a. c, b. seq, and c. rep. 8. a. Use the function dim() to set up a matrix. Give an example. b. Use the function matrix()...

Describe, using examples, the following three functions for creating vectors:

a. c,

b. seq, and

c. rep.

8.

a. Use the function dim() to set up a matrix. Give an example.

b. Use the function matrix() to set up a matrix. Give an example.

9. Describe, using an example, the use of the following functions operating on a matrix in R: t(), colnames(), and rownames().