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

Author Question: Can you ever have 100% confidence about the estimator of a parameter? (Read 60 times)

Facerro

  • Full Member
  • ***
  • Posts: 139

Question 1

An exit poll is conducted to estimate the proportion of voters who chose candidate A over candidate B. Out of 40 people surveyed, 12 indicated that they had voted for candidate A. What is a 95% confidence interval for the proportion of voters who chose candidate A?

(0.158, 0.442)


(0.181, 0.419)


(0.132, 0.469)


(0.154, 0.446)



Question 2

Can you ever have 100% confidence about the estimator of a parameter?

No; 99% is the limit.


Yes, if the sample is purely random and from a purely random population.


Yes, but only if you poll the entire population.


No; you would need an infinite sample size.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Facerro on Feb 26, 2023

spicyzack

  • Full Member
  • ***
  • Posts: 158
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 35% of students answer this correctly




Facerro

  • Member
  • Posts: 139
Reply 2 on: Feb 26, 2023
:D TYSM


lindahyatt42

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

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?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

For a complete list of videos, visit our video library