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

Author Question: What is a standard deviation? What will be an ideal response?[br][br][b][color=#9E3EA8]Question ... (Read 57 times)

Deast7027

  • Hero Member
  • *****
  • Posts: 538
What is a standard deviation?
 
  What will be an ideal response?

Question 2

The data scores from a scale are 5, 5, 5, 7, 7, 8, 9, 9, 10, 11, and 12. What are the mode, median, and mean scores of this data set?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yuyiding

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

Answer: The standard deviation (SD) is a measure of how far a score is from the average. Thus a score may be one, two, or even three SD from the mean.

Answer to Question 2

Answer: The mode is 5, the median is 8, and the mean is 8.





 

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?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

For a complete list of videos, visit our video library