QUESTION FOUR
Charity sei and Martin Osei have partnered to form a company called CharMar International
Research Company, specialized in help research, Lilian Awude, has contacted CharMar to help
investigate whether an exercise or weight loss intervention is more effective in lowering
cholesterol levels, To this end, the researcher recruited a random sample of inactive males that
were classified as overweight, This sample was then randomly split into two groups: Group 1
underwent a calorie-controlled diet and Group 2 undertook the exercise-training programme.
In order to determine which treatment propramme was more effective, the mean cholesterol
concentrations were compared between the two groups at the end of the treatment programmes.
State the test to be cried out and explain six assumptions underlying the test that is to
be carried out,
4 marks
State the test statisties procedures that CharMar Research Company must follow,
4 marks
The descriptive statistics for the two proups is presented in the table below, Interpret
the results,
QUESTION FOUR Charity Oulund Martin Oilerred to forma com called Charter Rear Company pointed in her des contactul CharMarso help Investigate whether or more effective in lowering dio To this end, there are more comple of them were che diverweight. This was they pointersport underwent on and other per In order to determine which relective, the mean cholen were compared between of the programmes w the secret deputetying the best that is Sote the artistic procedures that Christer Branch Company at Follow The descriptive this for the term in the cases below. Interest 6:5 D 20 5 TTSTE 00111 There are time independs on the GORE 100 11 Present the conclusion for the findings Opendente Time THay HD Dance Old Deger 380000 1008 Advanced 300000 141000 Intermediate ai 340000 16000 Aancel 20000 16 Advanced BE 310000 141000 hammed 20000 143008 The meaninci 005 034 046 985 014 900 Wundertid 7141 223 7.17 -7477 -0631 33477 1477 -71677 37477 d) Write the general conclusion of the two results 3 marks TOTAL MARKS - 20 MARKS QUESTION FOUR Churity Osci and Martin Osci love partnered to form a company called CharMar International Research Company specialized in help research. Lilian Awude, has contacted CharMar to help investigate whether an exercise or weight loss intervention is more effective in lowering cholesterol levels. To this end, the researcher recruited a random sample of inactive males that were clawified an overweight. This sample was then randomly split into two groups: Group 1 underwent a calorie-controlled diet and Group 2 undertook the exercise-training programme. In order to determine which treatment programme was more effective, the mean cholesterol concentrations were compared between the two groups at the end of the treatment programmes State that test to be caried out and explain six assumptions underlying the test that is to be carried out 4 marks State the test statistics procedures that CharMar Research Company must follow, 4 marks The descriptive statistics for the two groups is presented in the table below. Interpret the results 4 marks VERSITY Grow Statistics Group N Cholesterol Concentration Diet Exercise 20 20 Mean 51450 5.7950 Std Deviation 51954 39179 Ind Error Mean 11610 09537 iv The result of the estimated independent samples Test is presented below. Interpeet the results Independent Samples Test E Choisir Concentration Equal variances variances not assumed med 314 579 Leven's Test for to of Varances F test for Euro We 3 1 GT si (2.tailed 30 020 34000 021 Mean Diferente 35000 35000 Sid Error Difference 14410 1418 05 Confidence interval of the Difference Lower Upper 05013 54187 03727 54273 V. Present the general conclusion for the findings 4 marks TOTAL MARKS-20 MARKS LECTURER: Dr. Richard Kofi Asravor QUESTION FOUR Charity Oulund Martin Oilerred to forma com called Charter Rear Company pointed in her des contactul CharMarso help Investigate whether or more effective in lowering dio To this end, there are more comple of them were che diverweight. This was they pointersport underwent on and other per In order to determine which relective, the mean cholen were compared between of the programmes w the secret deputetying the best that is Sote the artistic procedures that Christer Branch Company at Follow The descriptive this for the term in the cases below. Interest 6:5 D 20 5 TTSTE 00111 There are time independs on the GORE 100 11 Present the conclusion for the findings Opendente Time THay HD Dance Old Deger 380000 1008 Advanced 300000 141000 Intermediate ai 340000 16000 Aancel 20000 16 Advanced BE 310000 141000 hammed 20000 143008 The meaninci 005 034 046 985 014 900 Wundertid 7141 223 7.17 -7477 -0631 33477 1477 -71677 37477 d) Write the general conclusion of the two results 3 marks TOTAL MARKS - 20 MARKS QUESTION FOUR Churity Osci and Martin Osci love partnered to form a company called CharMar International Research Company specialized in help research. Lilian Awude, has contacted CharMar to help investigate whether an exercise or weight loss intervention is more effective in lowering cholesterol levels. To this end, the researcher recruited a random sample of inactive males that were clawified an overweight. This sample was then randomly split into two groups: Group 1 underwent a calorie-controlled diet and Group 2 undertook the exercise-training programme. In order to determine which treatment programme was more effective, the mean cholesterol concentrations were compared between the two groups at the end of the treatment programmes State that test to be caried out and explain six assumptions underlying the test that is to be carried out 4 marks State the test statistics procedures that CharMar Research Company must follow, 4 marks The descriptive statistics for the two groups is presented in the table below. Interpret the results 4 marks VERSITY Grow Statistics Group N Cholesterol Concentration Diet Exercise 20 20 Mean 51450 5.7950 Std Deviation 51954 39179 Ind Error Mean 11610 09537 iv The result of the estimated independent samples Test is presented below. Interpeet the results Independent Samples Test E Choisir Concentration Equal variances variances not assumed med 314 579 Leven's Test for to of Varances F test for Euro We 3 1 GT si (2.tailed 30 020 34000 021 Mean Diferente 35000 35000 Sid Error Difference 14410 1418 05 Confidence interval of the Difference Lower Upper 05013 54187 03727 54273 V. Present the general conclusion for the findings 4 marks TOTAL MARKS-20 MARKS LECTURER: Dr. Richard Kofi Asravor
