Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Write R code(s) (which is R programming codes) to create a numeric vector with 3 items 1, 2, and 3. The first item 1 has

Write R code(s) (which is R programming codes) to create a numeric vector with 3 items 1, 2, and 3. The first item 1 has name one, the second item has name two, the third item has name three.

6. Write R code(s) to create the following matrix called counts.

Mon

Tue

Wed

Adam

1

2

3

Bell

4

5

6

Coach

7

8

9

7. Using the matrix counts created in question 7, write R code(s) to a. retrieve the count for Bell on Wed. b. retrieve the counts for Coach c. retrieve the counts on Mon

8. Write codes to add another row of data to the matrix counts created in question 7. The final matrix should looks like the one below.

Mon

Tue

Wed

Adam

1

2

3

Bell

4

5

6

Coach

7

8

9

Dell

10

11

12

9. Write codes to add another column of data to the matrix counts created in question 7. The final matrix looks like below.

Mon

Tue

Wed

Thur

Adam

1

2

3

10

Bell

4

5

6

11

Coach

7

8

9

12

10. Write R code(s) to: a. Create a matrix calledamatrix that looks like the one below.

[,1]

[,2]

[,3]

[1,]

1

4

7

[2,]

2

5

8

[3,]

3

6

9

b. Create a matrix calledbmatrix that looks like the one below.

[,1]

[,2]

[,3]

[1,]

1

2

3

[2,]

4

5

6

[3,]

7

8

9

c. Transpose amatrix. d. Calculate the inner multiplication of amatrix and bmatrix. e. Find the inverse of the element-wise products of amatrix andbmatrix.

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Modern Database Management

Authors: Jeff Hoffer, Ramesh Venkataraman, Heikki Topi

12th edition

133544613, 978-0133544619

More Books

Students also viewed these Databases questions

Question

What is the total amount of cash paid to suppliers for 2020?

Answered: 1 week ago