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 n = 180. Now we want to get a better ... (Read 149 times)

joblessjake

  • Hero Member
  • *****
  • Posts: 555
on: Aug 30, 2019

Question 1

Which is true about a 99% confidence interval based on a given sample?
I.   The interval contains 99% of the population.
II.  Results from 99% of all samples will lie in this interval.
III. The interval is wider than a 95% confidence interval would be.
◦ I only
◦ III only
◦ II only
◦ none
◦ II and III only

Question 2

We have calculated a confidence interval based on a sample of n = 180. Now we want to get a better estimate with a margin of error only one third as large. We need a new sample with n at least…
◦ 312
◦ 1620
◦ 60
◦ 20
◦ 540
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 joblessjake on Aug 30, 2019

momolu

  • 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


joblessjake

  • Member
  • Posts: 555
Reply 2 on: Aug 30, 2019
Thanks for the timely response, appreciate it

shewald78

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Traditional animal phylogeny based on body plans. Traditional animal phylogeny based on body plans.
Empathy draws a more positive response from the patient because it is based on the willingness of th Empathy draws a more positive response from the patient because it is based on the willingness of th
Sample Program for Changing Daily Caloric Intake (cont.) Sample Program for Changing Daily Caloric Intake (cont.)
Sample Checklist of Opening and Closing Duties Sample Checklist of Opening and Closing Duties
Sample new patient registration form. Sample new patient registration form.
Sample Teaching Plan for Hypertension Cont. Sample Teaching Plan for Hypertension Cont.
Video: Sperm Formation

For a complete list of videos, visit our video library