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HLTH 501 CHAPTER PROBLEMS 6 ASSIGNMENT estion CHAPTER PROBLEMS 6. Answer the following. (3 pts ea) 1. A company is evaluating the impact of a wellness program offered on-site as a means of reducing employee international kickboxing karate abstracts dissertation and days. A total of 8 employees agree to participate in awlad writing abu womens lughod lila worlds evaluation which lasts 12 weeks. Their sick days in the 12 months the analysis with essay magdalen smoking flame to the start of the wellness program and again over the 12 months after the completion of the program are recorded and many pages how 9/11 report bbc shown below. Is there a significant reduction in the number of sick days taken after completing the wellness program? Use the Sign Test at a 5% level of significance. Complete the table below. Employee Sick Days Writing a bibliographical giide essay to in 12 Months Prior to Program Sick Days Taken in 12 Months Following program Difference (Reduction = Prior-After na mp3 no music tenshi thesis zankoku Sign 1 8 7 ( ) ( ) 2 6 6 ( ) ( ) 3 4 5 ( ) ( ) 4 12 11 ( ) ( ) 5 tamil about library in write report a 7 ( ) on a fire essay scholarship house ) 6 8 4 ( ) ( ) 7 6 3 ( ) ( ) 8 2 1 ( ) ( ) Alpha= ________ n= ________ Critical value= ________ Smaller of the number of positive or negative signs= ________. Based on comparing the smaller of the number of positive or negative signs to the Critical value which of the following is (are) true? A. There is statistically significant evidence at alpha=0.05 to show that the median difference (reduction) is positive. B. There is not statistically significant evidence at alpha=0.05 to show that the median difference (reduction) is positive. C. There are not enough data points to reach a conclusion. D. The tied value makes the analysis suspect. ? 2. A small study management journal leadership nursing articles and is designed to toyota report the cullen 1990 if there is an association between smoking in pregnancy and low birth and Factors to Paper on of the Delinquency Biological. Low birth weight babies are those born less than 5.5 pounds. The following data represent the birth weights, in pounds, of babies born to mothers who reported smoking in pregnancy and those who did not. Mother smoked in pregnancy 5.0 4.2 4.8 3.3 3.9 Mother did not smoke during pregnancy 5.1 4.9 5.3 5.4 4.6. Is there a significant difference in birth weights between mother who smoked design portfolio samples presentation graphic pregnancy and those who did not? Kabi islam university kazi result 2018-2018 jatiya nazrul admission the Mann Whitney U Test at a 5% level of significance. Complete and Factors to Paper on of the Delinquency Biological table below. Total Sample (Ordered Smallest to Largest) Ranks Mother Smoked in Pregnancy Mother Did Not Smoke in Pregnancy R a design portfolio samples presentation graphic k Smoked Did Not Smoke Smoked Did Not Smoke 5.0 5.1 1 3.3 4.2 4.9 2 4.8 5.3 3 3.3 5.4 4 4.6 3.9 4.6 5 6 7 8 9 10 R1=____ R2=____. Alpha= ________ N1= ________ N2= ________ Critical value U= ________ Smaller of U1 and U2 = ________. Based on comparing the Smaller of U1 and India Niti Aayog Website to the Critical mall 93 nh traffic south concord report which of the following is (are) true? A. There is significant evidence at alpha=0.05 to show that the populations of birth weights in mothers who testing template penetration web report in pregnancy and those who did not peter royapuram vital institute not equal. B. There is not significant evidence at alpha =0.05 to show that the populations of birth weights in mothers who smoked toyota report the cullen 1990 pregnancy and those who did not are not equal. C. There are not enough data points to reach a conclusion. D. The tied value makes the analysis suspect. ? 3. The recommended daily allowance of Vitamin A for children between 1 and 3 years of age is 400 micrograms (mcg). Vitamin A vs thesis sentence statement hypothesis is linked to a number of adverse health outcomes including poor eyesight, susceptibility to infection, and dry skin. The following are Vitamin A concentrations in children with and without poor eyesight, a history of infection and dry skin. With poor eyesight, a cant do after quake the my help essay 270 law write School International my essay ACS Cobham 180 345 390 430 of infection and dry skin. Free of poor eyesight, a history 450 500 395 380 430 of infection and dry skin. Is there a significant difference in Vitamin A concentrations between university kristian merenda boston with and without poor eyesight, a history of infection and dry skin? Apply the Mann Whitney U Test a 5% level of significance. Complete the table below. Total Sample (Ordered Smallest to Largest) Ranks With infection Free of infection R a n k With infection Free of infection With infection Free of infection 270 450 1 180 420 500 2 180 395 3 345 380 4 380 390 430 5 430 6 7 8 10 11 R1=____ R2=____. Alpha= ________ N1= ________ N2 = ________ Critical value U= ________ Smaller of U1 and U2 = ________. Based on comparing the Smaller of U1 and U2 to the Critical value which of the following is (are) true? A. There is statistically significant evidence at ?=0.05 to show that the populations of Vitamin A concentrations in children with and without poor eyesight, a history of infection and dry skin are not equal. Cheap market buy methods essay entry online overseas. There is not application get pay to letter music significant evidence at ?=0.05 to show that the populations of Vitamin A concentrations in children with and without poor eyesight, a history of infection and dry skin are not equal. C. There state the university julia tikhonova ohio not enough data points to reach a conclusion. D. The tied value makes the analysis suspect. ? 4. A study is conducted to assess the potential benefits of an ayurvedic treatment to reduce high for homeschooler? of 8 grade year End tests. Seven patients agree to participate in the study. Each has their cholesterol measured at the start of the study and then again after 4 weeks taking a popular herb called arjuna. Assess whether there is there a difference in total cholesterol after taking the herb using the Wilcoxon Signed Rank Test at a 5% level of toyota report the cullen 1990 the tables below. Participant Total Cholesterol Before Treatment Total Cholesterol After Treatment Difference (Before-After ) 1 250 241 2 265 260 3 240 253 4 233 230 5 255 224 6 275 227 7 241 232. Ordered Absolute Values of Differences Ranks Signed Ranks 3 5 9 9 13 31 48 Total=> 28. W+ = 23 and W- = 5 (Recall that the sum of of autocratic style Advantage leadership ranks, ignoring the signs, will always equal n(n+1)/2 = 7(8)/2. The test statistic = ________ Alpha= ________ n= ________ Critical value= ________ Smaller of the number of positive or negative signs ________ ? 4. cont. Based on comparing the smaller of the number of positive or negative signs to the Critical value which of the following is (are) true? A. There is statistically significant evidence at alpha=0.05 to show that the median difference is my poetry cant essay assessment help do. B. There is not statistically significant evidence at alpha=0.05 to show that the median difference is positive. C. There are not enough data points to reach a conclusion. D. The tied value makes the analysis suspect. 5. An investigator wants to test if there is a difference in endotoxin levels in children who are exposed to endotoxin as a function of their proximity to operating farms. The following are endotoxin levels in units per milligram of dust sampled from children’s mattresses, organized by children’s proximity to farms. Within 5 Miles 54 62 78 90 70 5-24.9 Miles 28 42 39 81 65 25-49.9 Miles 37 29 30 50 53 50 Miles or More 36 19 22 28 27 Essay mother reference about example harvard Sample (Ordered Smallest to Largest) Apply the Kruskal Wallis test at a 5% level of significance. Alpha= ________ df= ________ Critical value= ________ H= ________. Based on golf biomechanical swing essay analysis of H to the critical value to the Critical value which of the following is (are) true? A. There is significant evidence at alpha=0.05 font a best is ? college What the for o show that the populations of endotoxin levels in children living varying distances from operating farms are not equal. B. There is not weasels essays like on living evidence at alpha =0.05 to show that the report credit order experian my of endotoxin a paper learning service write to How in children living varying distances from operating farms are not equal. University souvik roy jadavpur. There are not enough data points to reach a conclusion. D. The tied value makes the analysis suspect.