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

Author Question: Which of the following statements are true regarding the normal distribution curve? a. It is ... (Read 103 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
on: Jun 24, 2018
Which of the following statements are true regarding the normal distribution curve?
 a. It is symmetrical.
  b. It is bell-shaped.
  c. It is asymptotic in that each end approaches the horizontal axis, but never reaches it.
  d. Its mean, median, and mode are located at the same position.
  e. All of these statements are true.

Question 2

A population that consists of 500 observations has a mean of 40 and a standard deviation of 15 . A sample of size 100 is taken at random from this population. The standard error of the sample mean equals:
 a. 2.50.
  b. 12.50.
  c. 1.343.
  d. 1.50.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

missalyssa26

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jun 24, 2018
Answer to Question 1

E

Answer to Question 2

C


panfilo

  • Member
  • Posts: 572
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

smrtceo

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified. An ECG strip showing a normal sinus rhythm with the P wave, QRS complex, and T wave identified.
Ebola Virus Geographic Distribution Ebola Virus Geographic Distribution
Frequency distribution curve: interpatient variability in drug response Frequency distribution curve: interpatient variability in drug response
Normal artery versus plaque formation Normal artery versus plaque formation
Generalized scheme showing the contribution of absorption, distribution, metabolism, elimination, ... Generalized scheme showing the contribution of absorption, distribution, metabolism, elimination, ...
In 2000, the average charge of tax preparation was 95 . Assuming a normal distribution and a ... In 2000, the average charge of tax preparation was 95 . Assuming a normal distribution and a ...
Video: First Stage of Labor and Delivery Video

For a complete list of videos, visit our video library