This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A _____ classifies a categorical outcome variable by splitting observations into groups via a ... (Read 131 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
on: Jun 24, 2018
A _____ classifies a categorical outcome variable by splitting observations into groups via a sequence of hierarchical rules.
 a. regression tree b. scatter chart
  c. classification tree d. classification confusion matrix

Question 2

The strength of a cluster can be measured by comparing the average distance in a cluster to the distance between cluster centroids. One rule of thumb is that the ratio for between-cluster distance to within-cluster distance should exceed what value for useful clusters?
 a. 0.5
  b. 1
  c. 1.5
  d. 2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Reply #1 on: Jun 24, 2018
Answer to Question 1

c
RATIONALE: A classification tree classifies a categorical outcome variable by splitting observations into groups via a sequence of hierarchical rules.

Answer to Question 2

b
RATIONALE: The ratio of between-cluster distance to within-cluster distance should exceed 1.0 for useful clusters.


haleyc112

  • Member
  • Posts: 600
Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

irishcancer18

  • Member
  • Posts: 310
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

A comparison of monophyletic, paraphyletic, and polyphyletic taxonomic groups. A comparison of monophyletic, paraphyletic, and polyphyletic taxonomic groups.
These top and side views reveal the R groups extending out from the β sheet and emphasize These top and side views reveal the R groups extending out from the β sheet and emphasize
Funeral Rituals and Practices among U.S. Cultural Groups Funeral Rituals and Practices among U.S. Cultural Groups
Common Nonsilicate Mineral Groups Common Nonsilicate Mineral Groups
Which outcome corresponds to the combination of copper(II) and sulfide ions shown in the ... Which outcome corresponds to the combination of copper(II) and sulfide ions shown in the ...
The outcome of crosses involving the three types of petite mutations The outcome of crosses involving the three types of petite mutations
Video: Febrile Seizure

For a complete list of videos, visit our video library