« previous next »

Author Question: A variable is classified as ordinal if: a. there is a natural ordering of categories b. there is ... (Read 112 times)

casperchen82

  • Hero Member
  • *****
  • Posts: 540
on: Jun 24, 2018
A variable is classified as ordinal if:
 a. there is a natural ordering of categories
  b. there is no natural ordering of categories
  c. the data arise from continuous measurements
  d. we track the variable through a period of time

Question 2

In a multiple regression model, the standard deviation of the error variable  is assumed to be:
 a. 0.
  b. 1.0.
  c. constant.
  d. None of these choices.


hugthug12

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jun 24, 2018
Answer to Question 1

a

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Controlled Experiments Manipulate a Variable Controlled Experiments Manipulate a Variable
Natural Settings Natural Settings
Natural gas is a cleaner fuel than coal Natural gas is a cleaner fuel than coal
There Is a Difference between Natural and Added Sugars There Is a Difference between Natural and Added Sugars
Drugs can be classified as prescription or over-the-counter (OTC) drugs Drugs can be classified as prescription or over-the-counter (OTC) drugs
Chart showing average yearly dose of radiation from natural and human-made sources Chart showing average yearly dose of radiation from natural and human-made sources
Video: Blood Pressure Measurement

For a complete list of videos, visit our video library