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

Author Question: A sample of 225 elements from a population with a standard deviation of 75 is selected. The sample ... (Read 389 times)

DyllonKazuo

  • Hero Member
  • *****
  • Posts: 565
on: Jun 24, 2018
A sample of 225 elements from a population with a standard deviation of 75 is selected. The sample mean is 180 . The 95 confidence interval for  is
 a. 105 to 225.
   b. 175 to 185.
   c. 171.78 to 188.22.
   d. 170.2 to 189.8.

Question 2

Which of the following tests would not be an example of a nonparametric method?
 a. Mann-Whitney-Wilcoxon test
  b. Wilcoxon signed-rank test
  c. sign test
  d. t test


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Galvarado142

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jun 24, 2018
Answer to Question 1

d

Answer to Question 2

d


DyllonKazuo

  • Hero Member
  • *****
  • Posts: 565
Reply #2 on: Jun 24, 2018
Thank you :)


Galvarado142

  • Sr. Member
  • ****
  • Posts: 348
Reply #3 on: Jun 24, 2018
Happy to help you


« previous next »
 

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Examining the survivorship curve of a Dall mountain sheep population reveals information on the caus Examining the survivorship curve of a Dall mountain sheep population reveals information on the caus
Projected Ethnic Changes in U.S. Population to 2050 Projected Ethnic Changes in U.S. Population to 2050
In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it. In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
Selected Biological Response Modifiers Selected Biological Response Modifiers
The Periodic Table of Elements. The Periodic Table of Elements.
Population Growth in America Population Growth in America
Video: Acid-base imbalances - respiratory acidosis and alkalosis

For a complete list of videos, visit our video library