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

Author Question: Chuck has decided to increase the size of the sample he uses to estimate a population proportion. ... (Read 89 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
on: Jul 24, 2018

Chuck has decided to increase the size of the sample he uses to estimate a population proportion.
   What is the effect on the width of the associated confidence interval?


  1.The width of the confidence interval increases.
  2.The width of the confidence interval decreases.
  3.The width of the confidence interval is unchanged.
  4.There is not enough information to say.

Question 2

Jasmine has decided to decrease the confidence level in her estimation of a population proportion. What is the effect on the width of the associated confidence interval?
  1.The width of the confidence interval increases.
  2.The width of the confidence interval decreases.
  3.The width of the confidence interval is unchanged.
  4.There is not enough information to say.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katara

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Jul 24, 2018
Answer to Question 1

2

Answer to Question 2

2


silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
Reply #2 on: Jul 24, 2018
Thanks


katara

  • Sr. Member
  • ****
  • Posts: 305
Reply #3 on: Jul 24, 2018
Welcome :)


« previous next »
 

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Suture Use, Size, and Type of Material Suture Use, Size, and Type of Material
A sample flow sheet. A sample flow sheet.
Distribution Patterns and Population Size Estimates (Bio 30) Distribution Patterns and Population Size Estimates (Bio 30)
Age-Standardized Suicide Rates (per 100 000 Population), Both Sexes, 2016 Age-Standardized Suicide Rates (per 100 000 Population), Both Sexes, 2016
A hypothesis test is performed to test the claim that a population proportion is greater than ... A hypothesis test is performed to test the claim that a population proportion is greater than ...
Beak size in finches during dry years increases because of strong selection Beak size in finches during dry years increases because of strong selection
Video: Vascular tissues in a corn stem and a buttercup root

For a complete list of videos, visit our video library