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

Author Question: Exhibit 8-1In order to estimate the average time spent on the computer terminals per student at a ... (Read 97 times)

sreghbsidhgjbndskijgnio

  • Full Member
  • ***
  • Posts: 155

Exhibit 8-1
In order to estimate the average time spent on the computer terminals per student at a local university, data were collected for a sample of 81 business students over a one-week period. Assume the population standard deviation is 1.8 hours.


Refer to Exhibit 8-1. If the sample mean is 9 hours, then the 95% confidence interval is


7.04 to 110.96 hours


7.36 to 10.64 hours


7.80 to 10.20 hours


8.61 to 9.39 hours



Related Topics

Need homework help now?

Ask unlimited questions for free

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

koswald

  • Full Member
  • ***
  • Posts: 148
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 42% of students answer this correctly




sreghbsidhgjbndskijgnio

  • Member
  • Posts: 155
Reply 2 on: Mar 25, 2023
Great answer, keep it coming :)


lcapri7

  • Member
  • Posts: 350
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

For a complete list of videos, visit our video library