This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: To construct an interval estimate for the difference between the means of two populations when the ... (Read 87 times)

jacob816

  • Full Member
  • ***
  • Posts: 151
on: Mar 25, 2023

To construct an interval estimate for the difference between the means of two populations when the standard deviations of the two populations are unknown and it can be assumed the two populations have equal variances, we must use a t distribution with (let n1 be the size of sample 1 and n2 the size of sample 2)


◦

(n1 + n2) degrees of freedom


◦

(n1 + n2 - 1) degrees of freedom


◦

(n1 + n2 - 2) degrees of freedom


◦

n1 - n2 + 2

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jacob816 on Mar 25, 2023

jamezpowell

  • Full Member
  • ***
  • Posts: 164
Reply #1 on: Mar 25, 2023
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 29% of students answer this correctly


jacob816

  • Member
  • Posts: 151
Reply 2 on: Mar 25, 2023
:D TYSM

frankwu0507

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

The age structure of human populations in West Africa and Western Europe, as of 2000. The age structure of human populations in West Africa and Western Europe, as of 2000.
“Career choice” for many women means leaving their paid jobs for a number of years when they ... “Career choice” for many women means leaving their paid jobs for a number of years when they ...
In plant fossils, leaf margin is used to estimate mean annual temperature In plant fossils, leaf margin is used to estimate mean annual temperature
Difference-Between-Carbohydrates-and-Lipids-infographic Difference-Between-Carbohydrates-and-Lipids-infographic
Solve Diophantus’s Problem B–8: To find two numbers such that their difference a Solve Diophantus’s Problem B–8: To find two numbers such that their difference a
The amount of genetic variation within populations is far greater than the variation between populat The amount of genetic variation within populations is far greater than the variation between populat
Video: How eudicots (true dicots) differ from monocots Animation

For a complete list of videos, visit our video library