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

Author Question: Exhibit 8-2A random sample of 121 automobiles traveling on an interstate showed an average speed of ... (Read 61 times)

billyboy7272

  • Full Member
  • ***
  • Posts: 149

Exhibit 8-2
A random sample of 121 automobiles traveling on an interstate showed an average speed of 65 mph. From past information, it is known that the standard deviation of the population is 22 mph.


Refer to Exhibit 8-2. The 96.6% confidence interval for μ is


63.00 to 67.00


60.76 to 69.24


61.08 to 68.92


60.00 to 80.00



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by billyboy7272 on Mar 25, 2023

reactx

  • Full Member
  • ***
  • Posts: 162
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




billyboy7272

  • Member
  • Posts: 149
Reply 2 on: Mar 25, 2023
:D TYSM


kswal303

  • Member
  • Posts: 316
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

For a complete list of videos, visit our video library