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 153 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
Excellent


Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

For a complete list of videos, visit our video library