What are the results of cbind

Assignment Help Basic Computer Science
Reference no: EM132184306

1. How many levels does fdata contain in the following R code.

i. data = c(1 , 2,2,3,1,2 , 3,3 ,1, 2,3,3 , 1)

ii. fdata = factor(data)

2. Two vectors, v1 and v2, are created with the following R code:

v1 <- 1:5

v2 <- 6:2

What are the results of cbind (v1, v2) and rbind (v1, v2)

3. What R command(s) would you use to remove null values from a dataset

4. What R function is used to encode a vector as a category

5. What is a rug plot used for in a density plot

6. An online retailer wants to study the purchase behaviors of its customers. Figure below shows the density plot of the purchase sizes (in dollars). What would be your recommendation to enhance the plot to detect more structures that otherwise might be missed

7. How many sections does a box-and-whisker divide the data into? What are these sections

8. What attributes are correlated according to Figure 3-18? How would you describe their relationships

9. Compare and contrast five clustering algorithms, assigned by the instructor or selected by the student.

10. Using the ruspini dataset provided with the cluster package in R, perform a k-means analysis. Document the findings and justify the choice of k. Hint: use data(ruspini ) to load the dataset into the R workspace.

Reference no: EM132184306

Average time to access a word

It takes 1 nsec to access a word from the cache, 10 nsec to access a word from the RAM, and 10 ms to access a word from the disk. If the cache hit rate is 95% and main memor

Detailed description of the process of developing

Please write a 2-3 page paper in APA format citing references. Provide a detailed description of the process of developing a corporate strategy to embed sustainability into

Why there is a need for live system forensics

Explain in your own words why there is a need for live system forensics and discuss how this type of analysis improves on "dead system" analysis. Describe the challenges wit

Explain why this might be the case

If you believe a code of ethics impacts an IT professional's behaviour, explain what that impact is and why it occurs. If you do not believe a code of ethics impacts an IT p

Microchip technologies eliminates

Sales Commissions Mitch Little started to question the conventional wisdom on sales commissions in the late 1990s, shortly after he became vice president for worldwide sale

What is middleware and what does it do

What is middleware, and what does it do?- Suppose your organization was contemplating switching from a host-based architecture to client-server. What problems would you fores

Rfid and nfc communication technologies

Then write a paper in current APA format that compares three similarities and three differences, discuss how each of these technologies can be used in personal and commercia

Describe how host-based intrusion detection works

Describe how host-based intrusion detection works, briefly contrasting it with network-based intrusion detection. Explain three types of threats against which HIDS is partic

Reviews

Write a Review

 
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd