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

Author Question: Consider the following results for two samples randomly taken from two populations.Sample ASample ... (Read 92 times)

olivia_rose

  • Full Member
  • ***
  • Posts: 132

Consider the following results for two samples randomly taken from two populations.

 

 

Sample A

Sample B

Sample Size

20

25

Sample Mean

28

22

Sample Standard Deviation

5

6


 

a.Determine the degrees of freedom for the t distribution.
b.At 95% confidence, what is the margin of error?
c.Develop a 95% confidence interval for the difference between the two population means.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by olivia_rose 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 35% of students answer this correctly




olivia_rose

  • Member
  • Posts: 132
Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review


mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

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?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

For a complete list of videos, visit our video library