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 134 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
Wow, this really help

bulacsom

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Summation of Heart Sounds, Paradoxical Splitting of S2 Summation of Heart Sounds, Paradoxical Splitting of S2
Summation of Heart Sounds, Variable S1 Summation of Heart Sounds, Variable S1
In one-male group species, extra males typically reside in all-male “bachelor” groups. These are Han In one-male group species, extra males typically reside in all-male “bachelor” groups. These are Han
The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
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 ...
Video: Stretch reflex & Tendon reflex

For a complete list of videos, visit our video library