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

Author Question: Samples were selected from three populations. The data obtained are shown below.Sample 1Sample ... (Read 43 times)

jenniferbaugh1984

  • Full Member
  • ***
  • Posts: 158
on: Mar 25, 2023

Question 1

Samples of employees of Companies A and B provided the following information regarding the ages of employees.

 

Company A

Company B

Sample Size

32

36

Average Age

42

47

Variance

16

36


Develop a 97% confidence interval for the difference between the average ages of the employees of the two companies.



Question 2

Samples were selected from three populations. The data obtained are shown below.

 

 

Sample 1

Sample 2

Sample 3

 

10

16

15

 

13

14

18

 

12

15

 
 

13

  
    
    
    
Sample Mean

12

15

16.5

Sample Variance

2.0

1.0

4.5


 

a.Compute the overall mean .
b.Set up an ANOVA table for this problem.
c.At 95% confidence, test to determine whether there is a significant difference in the means of the three populations. Use both the critical and p-value approaches.

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 jenniferbaugh1984 on Mar 25, 2023

lola.jashay

  • Full Member
  • ***
  • Posts: 163
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 50% of students answer this correctly


jenniferbaugh1984

  • Member
  • Posts: 158
Reply 2 on: Mar 25, 2023
Wow, this really help

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

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?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Divorce Rates, Selected Countries In many countries divorce rates have risen in recent decades. Divorce Rates, Selected Countries In many countries divorce rates have risen in recent decades.
William Morris, Page from a specimen book with sample proof letters, Kelmscott Press. William Morris, Page from a specimen book with sample proof letters, Kelmscott Press.
Desmosomes and gap junctions, as shown in heart muscle. Desmosomes and gap junctions, as shown in heart muscle.
Standardization of Selected Herbal Products Standardization of Selected Herbal Products
Selected Combination Oral Antidiabetic Drugs Selected Combination Oral Antidiabetic Drugs
Selected Drugs for Glaucoma Selected Drugs for Glaucoma
Video: Studying the Left and Right Brain Independently

For a complete list of videos, visit our video library