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 54 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?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

For a complete list of videos, visit our video library