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

Author Question: We have calculated a confidence interval based on a sample of size n = 100. After looking over our ... (Read 284 times)

maychende

  • Hero Member
  • *****
  • Posts: 556
on: Aug 30, 2019

Question 1

When you construct a 90% confidence interval for a population proportion based on a sample, what is it that you are pretty sure is in your interval?
I. 90% of the sample data.
II. 90% of all sample proportions.
III. The population proportion.
◦ III only
◦ I only
◦ None
◦ I and II
◦ II only

Question 2

We have calculated a confidence interval based on a sample of size n = 100. After looking over our work, we realized that the sample size was actually 400. How will the corrected interval compare to the original interval?
◦ The corrected interval will be the same width.
◦ The corrected interval will be twice as wide.
◦ The corrected interval will be four times as wide.
◦ The corrected interval will be one-half as wide.
◦ The corrected interval will be one-fourth as wide.
Stats: Modeling the World ¦ Bock, Velleman, De Veaux ¦ 4th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by maychende on Aug 30, 2019

b614102004

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Aug 30, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly


maychende

  • Hero Member
  • *****
  • Posts: 556
Reply #2 on: Aug 30, 2019
Thanks


b614102004

  • Sr. Member
  • ****
  • Posts: 320
Reply #3 on: Aug 30, 2019
Welcome :)


« previous next »
 

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

The mark-recapture technique is often used to estimate population size. The mark-recapture technique is often used to estimate population size.
Encephalization is a function of both brain size and body size. Encephalization is a function of both brain size and body size.
Does Intelligence Increase with Brain Size? Does Intelligence Increase with Brain Size?
Based on the experiments summarized here, how do you think women would modify their interactions if ... Based on the experiments summarized here, how do you think women would modify their interactions if ...
Noid lights are usually purchased as an assortment so that one is available for any type or size ... Noid lights are usually purchased as an assortment so that one is available for any type or size ...
A model of the 70S ribosome based upon early structural data A model of the 70S ribosome based upon early structural data
Video: Role of the respiratory system - effect of altered ventilation rates

For a complete list of videos, visit our video library