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 73 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
:D TYSM

xiazhe

  • Member
  • Posts: 331
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

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?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Results are shown for proteins denatured by two different environmental changes Results are shown for proteins denatured by two different environmental changes
Biological transistor enables computing within living cells Biological transistor enables computing within living cells
Position of the fetus in late pregnancy results in stresses on the mother’s body. Position of the fetus in late pregnancy results in stresses on the mother’s body.
Computing Limits Problems Computing Limits Problems
The F1 and F2 results of crosses Sturtevant The F1 and F2 results of crosses Sturtevant
Results of a genome-wide association study (GWAS) to detect SNPs Results of a genome-wide association study (GWAS) to detect SNPs
Video: Mendel's Pea Experiment

For a complete list of videos, visit our video library