Author Question: Which of the following correctly describes the nature of discrete quantitative variables? a. They ... (Read 94 times)

javeds

  • Hero Member
  • *****
  • Posts: 570
Which of the following correctly describes the nature of discrete quantitative variables?
 a. They are characteristics possessed by persons or objects, called elementary units, in which we are interested.
  b. They can assume values only at specific points on a scale of values, with inevitable gaps between successive observations
  c. When dealing with such variables, we can count all possible observations and, with some exceptions, that count leads to a finite result.
  d. Is correctly described by they are characteristics possessed by persons or objects, called elementary units, in which we are interested and when dealing with such variables, we can count all possible observations and, with some exceptions, that count leads to a finite result..
  e. All of these.

Question 2

Which of the following is a correct interpretation of the null hypothesis for analysis of variance for one factor?
 a. There is no difference between the mean values of the random variable at the various levels of the test factor.
  b. The factor being tested had no effect on the random variable x.
  c. There is no variance amongst the mean values of x for each of the different factor levels.
  d. All of the above.



ladyjames123

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

E

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

For a complete list of videos, visit our video library