Skip to main content

Data Mining

 orrect answer

Question 1
20 / 20 pts
The ___________ of an attribute value is the percentage of time the value occurs in the data set.
 
Correct answer
Question 2
20 / 20 pts

The _________ of an attribute is the most frequent attribute value. The notions of frequency and mode

are typically used with categorical data.

 
Wrong answer
Question 3
0 / 20 pts

__________is the conversion of data into a visual or tabular format so that the characteristics of the

data and the relationships among data items or attributes can be analyzed or reported.

 
Wrong answer
Question 4
0 / 20 pts
What are the 5 defined steps in the Data Mining process to gain knowledge?
 
Correct answer
Question 5
20 / 20 pts

Determine whether the samples are independent or dependent.

The effect of caffeine as an ingredient is tested with a sample of regular soda and another sample

with decaffeinated soda.

 

  
  
Labels:

Comments

Post a Comment

Popular posts from this blog

GE5093 Design Thinking All Quizzes

  GE---5093-1D2-FA-2021 - Design Thinking Home My courses 2021-FA GE---5093-1D2-FA-2021 Week 1 Reading Quiz 1 Started on Sunday, October 31, 2021, 2:04 PM State Finished Completed on Sunday, October 31, 2021, 2:30 PM Time taken 25 mins 58 secs Grade 8.00  out of 10.00 ( 80 %) Top of Form Question  1 Correct 1.00 points out of 1.00 Flag question Question text A critical finding of Edward Lorenz related to Design Thinking was: Select one: a. An application of the caterpillar effect b. The idea of deterministic chaos or the "Butterfly Effect" c. Business leaders enjoy chaos d. Statistical modeling of weather was fairly accurate in the long term Feedback Your answer is correct. The correct answer is: The idea of deterministic chaos or the "Butterfly Effect" Question  2 Incorrect 0.00 point...
Post a Comment
Read more

GE5103-2 Project Management [Aug 23 Syllabus]

    Some of the advantages of using time boxes and cycles in project coordination efforts include creating urgency, measuring progress, and allowing for predictable measurements. A)        True 2.    Even though most project managers are not contract specialists, they need to understand the process well enough to coordinate with the team. For the current assignment, you are looking at a short-term and small effort with a contractor of just a few hours without significant clarity. Which of the following would be the most applicable contract to use in this situation? A)        Time and materials 3. The project you are working on has had modifications to the plan from the start and even how the project is run. Project governance covers all of the 3 following except: A)        Naming The project manager 4. Of the following, which is most likely a trigger condition defined early in t...
Post a Comment
Read more

IS5213 Data Science and Big Data Solutions

WEEK- 2 code  install.packages("dplyr") library(dplyr) Rajeshdf = read.csv('c:\\Insurance.csv') str(Rajeshdf)                        str(Rajeshdf) summary(Rajeshdf) agg_tbl <- Rajeshdf %>% group_by(Rajeshdf$JOB) %>%    summarise(total_count=n(),             .groups = 'drop') agg_tbl a = aggregate( x=Rajeshdf$HOME_VAL, by=list( Rajeshdf$CAR_TYPE), FUN=median, na.rm=TRUE ) a QUIZ 2. What famous literary detective solved a crime because a dog did not bark at the criminal? A). Sherlock Holmes 1.  In the Insurance data set, how many Lawyers are there? A).  1031 3. What two prefixes does the instructor use for variables when fixing the missing values? Select all that apply. A). IMP_ M_ 4. What is the median Home Value of a person who drives a Van? A).  204139 5. In the insurance data set, how many missing (NA) values does the variable AGE have? A) 7   1. What...
Post a Comment
Read more