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

Author Question: Guitars R. US has three stores located in three different areas. Random samples of the sales of the ... (Read 93 times)

Katmoss16

  • Full Member
  • ***
  • Posts: 156
on: Mar 25, 2023

Question 1

For four populations, the population variances are assumed to be equal. Random samples from each population provide the following data.

Population

Sample Size

Sample Mean

Sample Variance

1

11

40

23.4

2

11

35

21.6

3

11

39

25.2

4

11

37

24.6


Using a .05 level of significance, test to see if the means for all four populations are the same.



Question 2

Guitars R. US has three stores located in three different areas. Random samples of the sales of the three stores (in $1000) are shown below.

 

Store 1

Store 2

Store 3

80

85

79

75

86

85

76

81

88

89

80

 

80

  


 

a.Compute the overall mean.
b.State the null and alternative hypotheses to be tested.
c.Show the complete ANOVA table for this test including the test statistic.
d.The null hypothesis is to be tested at 95% confidence. Determine the critical value for this test. What do you conclude?
e.Determine the p-value and use it for the test.

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 Katmoss16 on Mar 25, 2023

KAyteeBee1129

  • Full Member
  • ***
  • Posts: 165
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 64% of students answer this correctly


Katmoss16

  • Member
  • Posts: 156
Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

miss.ashley

  • Member
  • Posts: 371
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

An immunoblot. Lanes 1 to 3 are from an SDS gel; samples from successive stages An immunoblot. Lanes 1 to 3 are from an SDS gel; samples from successive stages
Gravitational Redshift The color of light from the same object located at diffe Gravitational Redshift The color of light from the same object located at diffe
This Powertrain Control Module (PCM) is located under the hood on this Chevrolet pickup truck. This Powertrain Control Module (PCM) is located under the hood on this Chevrolet pickup truck.
The anterior arm (shoulder, axilla, anticubital, and inner wrist areas). Approach deep pressure in ... The anterior arm (shoulder, axilla, anticubital, and inner wrist areas). Approach deep pressure in ...
Countries where malaria is prevalent today are located in the warm tropics and subtropics Countries where malaria is prevalent today are located in the warm tropics and subtropics
If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ... If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ...
Video: Oxygen transport: association and dissociation & Factors that affect hemoglobin's saturation with O2

For a complete list of videos, visit our video library