R STUDIO

The R file will consist of all the code and should be executable (you should use R script).

Copy your R script into a word document, submit both R, and word (doc/docx) files.

All the answers, other than the actual codes, are to be noted as comments

Name the file LastName_Assignment1 with appropriate file extension (.doc and .R)

Your script should follow the format below:

#1 Basic operations, assignments

#a

x <- 4

y <- 5

z <- x+y

z

#output: 9

#b

x <- 1

y <- 5

z <- x+y

z

Question 1: Matrices

a. Provide the code to create matrix X

X = 2 5 8

3 6 9

4 7 10

b. Provide the code to assign the value 2 for all the elements in the matrix that are less than 5

c. Assign the values in 2nd and 3rd column to the new matrix Y

d. Assign row names of X as R1, R2, R3

e. Assign column names of X as C1 to C3

f. Add a new row named R4 with the following values of 3, 6, 9

g. Add a new column named C4 with the following values of 1,3,5,7

h. Assign 0s for all elements of the second column C2

i. Print the final X matrix