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

Author Question: Can you ever have 100% confidence about the estimator of a parameter? (Read 63 times)

Facerro

  • Full Member
  • ***
  • Posts: 139
on: Feb 26, 2023

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.

Introductory Statistics: A Problem-Solving Approach ¦ Kokoska ¦ 3rd Edition
Buy Test-Bank


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
Reply #1 on: Feb 26, 2023
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
Wow, this really help

carojassy25

  • Member
  • Posts: 299
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

School-age children are often independent and industrious, with a developing sense of self-confidenc School-age children are often independent and industrious, with a developing sense of self-confidenc
Over confidence Over confidence
Lattice Parameter Relationships and Figures Showing Unit Cell Geometries for the Seven Crystal Syste Lattice Parameter Relationships and Figures Showing Unit Cell Geometries for the Seven Crystal Syste
If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ... If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ...
Gray Morris's Calculate with Confidence, Canadian Edition, 2nd Edition Gray Morris's Calculate with Confidence, Canadian Edition, 2nd Edition
Video: Gastrulation: cross section of the frog

For a complete list of videos, visit our video library