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

Author Question: A poll of 1800 randomly selected students in grades 6 through 8 was conducted and found that 33 ... (Read 153 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
A poll of 1800 randomly selected students in grades 6 through 8 was conducted and found that 33 enjoy playing sports. What is the sampling distribution suggested by the given data?
 
  What will be an ideal response?

Question 2

A batch consists of 12 defective coils and 88 good ones. Find the probability of getting two good coils when two coils are randomly selected if the first selection is replaced before the second is made.
 
  A) 0.7733 B) 0.176 C) 0.0144 D) 0.7744



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jackie

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

It is the probability distribution of all sample proportions found for all possible samples of size 1800. It consists of all sample proportions along with their corresponding probabilities.

Answer to Question 2

D



anshika

  • Hero Member
  • *****
  • Posts: 510
Both answers were spot on, thank you once again



jackie

  • Sr. Member
  • ****
  • Posts: 324

 

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

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.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

For a complete list of videos, visit our video library