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

Author Question: In a standard normal distribution, the a. mean and the standard deviation are both 1. b. mean is ... (Read 111 times)

sam.t96

  • Hero Member
  • *****
  • Posts: 570
on: Jun 24, 2018
In a standard normal distribution, the
 a. mean and the standard deviation are both 1.
   b. mean is 0 and the standard deviation is 1.
   c. mean is 1 and the standard deviation is 0.
   d. mean and the standard deviation can have any value.

Question 2

At  = .1, test to see if the population variances from which the following samples were drawn are equal. Sample 1 Sample 2 n1 = 21 n2 = 19 s1 = 18 s2 = 16


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jadwiga9

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

Since F = 1.27 < 2.19 (p-value is greater than .1), do not reject H0.


sam.t96

  • Member
  • Posts: 570
Reply 2 on: Jun 24, 2018
Gracias!

brbarasa

  • Member
  • Posts: 308
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Consequences of normal and inadequate iodine in the diet. Consequences of normal and inadequate iodine in the diet.
Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
Standard Model of Elementary Particles Standard Model of Elementary Particles
World map of the distribution of skin color. World map of the distribution of skin color.
Global Distribution of Earthquakes Global Distribution of Earthquakes
Normal heart valves Normal heart valves
Video: Wound Care

For a complete list of videos, visit our video library