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

Author Question: Summarize the empirical rule. ... (Read 74 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
Summarize the empirical rule.

Question 2

The chapter notes that the standard deviation will always be larger than the mean absolute deviation. Explain why.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jessofishing

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

For distributions that are bell-shaped and symmetrical: 1) About 68 of observations will fall within 1 standard deviation of the mean. 2) About 95 of observations will fall within 2 standard deviations of the mean. 3) Practically all observations will fall within 3 standard deviations of the mean.

Answer to Question 2

When the extreme values are squared, they affect a greater influence.



hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
Reply #2 on: Aug 1, 2018
TY



jessofishing

  • Sr. Member
  • ****
  • Posts: 329
Reply #3 on: Aug 1, 2018
You're welcome



 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

For a complete list of videos, visit our video library