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

Author Question: After computing a confidence interval, the user believes the results are meaningless because the ... (Read 78 times)

elarge

  • Full Member
  • ***
  • Posts: 130
on: Mar 25, 2023

Question 1

A sample of 225 elements from a population with a standard deviation of 75 is selected. The sample mean is 180. The 95% confidence interval for μ is


◦

105.0 to 225.0


◦

175.0 to 185.0


◦

100.0 to 200.0


◦

170.2 to 189.8



Question 2

After computing a confidence interval, the user believes the results are meaningless because the width of the interval is too large. Which one of the following is the best recommendation?


◦

Increase the level of confidence for the interval.


◦

Decrease the sample size.


◦

Increase the sample size.


◦

Reduce the population variance.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by elarge on Mar 25, 2023

delmiss

  • Full Member
  • ***
  • Posts: 152
Reply #1 on: Mar 25, 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 25% of students answer this correctly


elarge

  • Member
  • Posts: 130
Reply 2 on: Mar 25, 2023
Gracias!

dreamfighter72

  • Member
  • Posts: 355
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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.

Many diesel fuel additives increase the cetane rating which results in improved fuel economy. Many diesel fuel additives increase the cetane rating which results in improved fuel economy.
Computing Limits Problems Computing Limits Problems
F1 and F2 results of Mendel’s dihybrid crosses F1 and F2 results of Mendel’s dihybrid crosses
The F1 and F2 results of crosses Sturtevant The F1 and F2 results of crosses Sturtevant
Results and interpretation of a mixed copolymer Results and interpretation of a mixed copolymer
Maternal Serum Screen Results Indicating an Abnormality Maternal Serum Screen Results Indicating an Abnormality
Video: Segmentation and migrating motility complexes & Gastroileal reflex

For a complete list of videos, visit our video library