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

Author Question: In a random sample of 26 laptop computers, the mean repair cost was $127 with a standard deviation ... (Read 74 times)

WhattoUnderstand

  • Hero Member
  • *****
  • Posts: 517
In a random sample of 26 laptop computers, the mean repair cost was $127 with a standard deviation of $33. Assume the population has a normal distribution. Construct a 95% confidence interval for the population mean, μ. Suppose you did some research on repair costs for laptop computers and found that the standard deviation is . Use the normal distribution to construct a 95% confidence interval for the population mean, μ. Compare the results. Round to the nearest cent.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by WhattoUnderstand on Jan 16, 2020

duy1981999

  • Sr. Member
  • ****
  • Posts: 341
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 56% of students answer this correctly




WhattoUnderstand

  • Member
  • Posts: 517
Reply 2 on: Jan 16, 2020
Thanks for the timely response, appreciate it


chereeb

  • Member
  • Posts: 326
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

For a complete list of videos, visit our video library