This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How does the standard normal distribution differ from a nonstandard normal distribution? Why is it ... (Read 118 times)

leilurhhh

  • Hero Member
  • *****
  • Posts: 560
on: Jul 25, 2018
How does the standard normal distribution differ from a nonstandard normal distribution? Why is it necessary to standardize in order to find percentages for nonstandard normal variables?
 
  What will be an ideal response?

Question 2

Suppose that a data set has a minimum value of 28 and a maximum value of 73 and that you want 5 classes. Explain how to find the class width for this frequency distribution. What happens if you mistakenly use a class width of 9 instead of 10?
 
  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

kbennett34

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 25, 2018
Answer to Question 1

Answers will vary. Possible answer: The standard normal distribution has a mean of 0 and a standard deviation of 1 while a nonstandard normal distribution can have any mean and standard deviation. It is necessary to standardize nonstandard normal distributions because a table of areas is available for the standard normal distribution but not for other normal distributions.

Answer to Question 2

Answers can vary. Possible answer: Each of the five classes should have the same width, and there are 46 values (including the minimum of 28 and the maximum of


leilurhhh

  • Member
  • Posts: 560
Reply 2 on: Jul 25, 2018
Gracias!

Alyson.hiatt@yahoo.com

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

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?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

The Normal Distribution of Scores for a Standardized Intelligence Test The Normal Distribution of Scores for a Standardized Intelligence Test
Distribution of the Income of Americans Distribution of the Income of Americans
Distribution of Thunderstorms: Detailed data on cloud-to-ground lightning flashes have been ... Distribution of Thunderstorms: Detailed data on cloud-to-ground lightning flashes have been ...
Normal Red Blood Cells Normal Red Blood Cells
Normal nerve conduction of Sodium ion Normal nerve conduction of Sodium ion
Distribution of fluid compartments in the body Distribution of fluid compartments in the body
Video: Renal Failure

For a complete list of videos, visit our video library