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 73 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
Great answer, keep it coming :)

shewald78

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Sample hypoglycemic protocol. Sample hypoglycemic protocol.
Sample Menu: Carb Choices Sample Menu: Carb Choices
Selected Monoclonal Antibodies for Immunosuppression Selected Monoclonal Antibodies for Immunosuppression
Selected Topical Corticosteroids for Dermatological and Oral Lesions Selected Topical Corticosteroids for Dermatological and Oral Lesions
Sample Daily Log For Holistic Self-Care Plan. Sample Daily Log For Holistic Self-Care Plan.
A sample of baking soda is heated and releases carbon dioxide gas into a 1000-mL A sample of baking soda is heated and releases carbon dioxide gas into a 1000-mL
Video: Hierarchical Sequencing Method - Sequence Tagged Sites

For a complete list of videos, visit our video library