hypotheses testing, Biology

Celia is a nurse in a geriatric ward.  She noticed that older persons in her care are having problems sleeping at night.  She decided to introduce non-pharmocologic ways of relaxation, specifically, music therapy, massage therapy and aromatherapy.  The results below show the number of hours of uninterrupted sleep of the older persons after each intervention.

Older Person#

Music therapy

Massage therapy

Aromatherapy

1

8

10

6

2

6

12

7

3

7

8

8

4

9

9

7

5

8

9

7

6

8

9

6

7

7

8

5

8

6

10

6

9

5

9

8

10

6

6

7

11

7

8

7

12

8

9

4

13

10

12

5

14

8

8

6

15

9

9

6

Questions

  1. What do you think is the appropriate sampling technique?  Justify your answer.

1. Conduct a hypothesis testing if she were comparing music and aromatherapy.  Show the step-by-step process of hypothesis testing including the choice of statistical test. Be guided by the examples in your N298  module

  • Null and alternative hypotheses
  • Level of significance
  • Test-statistic
  • Critical region
  • Computation of test-statistic
  • Decision
  • Conclusion

2. Conduct a hypothesis testing if she were comparing the three relaxation techniques.  Show the step-by-step process of hypothesis testing including the choice of statistical test. Be guided by the examples in your N298  module 

  • Null and alternative hypotheses
  • Level of significance
  • Test-statistic
  • Critical region
  • Computation of test-statistic
  • Decision
  • Conclusion

3. Write your conclusion and recommendations for the study after knowing the results of the hypotheses testing?

Posted Date: 2/21/2013 2:27:58 AM | Location : United States







Related Discussions:- hypotheses testing, Assignment Help, Ask Question on hypotheses testing, Get Answer, Expert's Help, hypotheses testing Discussions

Write discussion on hypotheses testing
Your posts are moderated
Related Questions
Explain which is better to grow plants in Rock sand or soil? Ans) When we grew plants inside, with no wind, and the plants in the rocks grew superior to the plants that were gr

Q. What is the metagenesis? What are the other names of this procedure? Metagenesis is thekind of life cycle in which there are two different forms of individuals of the same s

Explain Red anthocyanin pigments Red anthocyanin pigments from miracle fruit were isolated and tested in carbonated beverages, in combination with the organic acids. Pigments d

Explain Starch - Tests for the Presence of Exoenzymatic Activity? Starch is a polymer of glucose linked together by glycosidic bonds. Microorganisms produce hydrolytic enzyme a


Eucaryotic Cell Organelles A eucaryotic cell has excessive foldings of intrace!:u:;ir cembrane as compared to procaryotic cell. The eucaryotic cell has a number of'organelles s

Q. What is protocooperation? The Protocooperation is the ecological interaction in which both participants benefit but which is not obligatory for their survival. The Protocoop

Q. What is the difference between spermatocyte I and spermatogonium? The male germ cells are the spermatogonia (diploid cells, 2n) situated in the testicles and they mature an

Q. How is the ovulation date estimated with the control of the woman's body temperature? One method to estimate the exact ovulation day is daily control of the body temperature

Define Factors Affecting Energy Expenditure and Requirement? As mentioned earlier, the energy needs vary widely among individuals in a group. Why? A number of factors cause the