This topic contains a solution. Click here to go to the answer

Author Question: Which measure of variability COULD remain unchanged if one score in the sample decreased by 10 ... (Read 189 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
Which measure of variability COULD remain unchanged if one score in the sample decreased by 10 points?
 
  A) Range
  B) Variance
  C) Standard deviation
  D) All of these measures would always change if one score were changed.

Question 2

The most commonly used measure of central tendency is the
 
  A) Median.
  B) Mean.
  C) Mode.
  D) Meridian.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

carojassy25

  • Sr. Member
  • ****
  • Posts: 299
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B





 

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

For a complete list of videos, visit our video library