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- 6. There is no safe hobby, is there? What could be healthier than gardening? Apparently, not-gardening! Researchers conducted a case-control study with current prevalence of low back pain (outcome) and frequent gardening (exposure). Researchers stratified the data by age. Current prevalent low back pain was defined based on the reporting of at least one episode of low back pain during the past month. Table A shows the age stratified results of the study. Frequent Gardening Low Back Pain (LBP) Yes LBP No LBP Age < 65 years Yes 90 315 No 35 210 Age 2 65 years Yes 65 25 No 60 45 a. Using the data in Table A, calculate the unadjusted (crude) exposure odds ratio. (Hints: unadjusted / crude means we do not consider age. Note we are asking for the exposure OR. )|Give typing answer with explanation and conclusion Q1. In the simplest type of experiment, only a value of the independent variable is administered to the control group. Select one: True or FalseAtleast 5
- A traditional performance rating benchmark (or guideline) for “normal” effort, or speed, is dealing 52 cardsinto four piles, forming a square with each pile one footapart, in 0.50 minute. Conduct an experiment with one ormore fellow students in which one deals the cards andthe others rate the dealer’s performance, and then compare these subjective ratings with the actual time of thedealer.New Lottery (Continue): Select an appropriate response What is the best pricing approach for the entity that sells this lottery tickets. O Let people bid on the tickets. O Price the ticket to be sightly more than the mean winning amount OStop seling people are alvays winning. O Price the ticket to be slightly less than the mean winning amount.A car manufacturer wants to instalt air conditioners in their cars. they must not be defective so the car manufacturer wi test each unt n ves-m e ar will fair is 7 and units fail independently of each other. Suppose the car manutacturer has an orter for 10 cars tday which Intends to compet We w madn t a order to calculate the probabiny that the manufacturer will have te test fewer than 12 units in ordero compiete the orter fer cars wou reure ghe tngeree negative binomial distribution in the form of NEGBINOM.DISTOSR Cumlative cumulative-
- 24- Refer to the following output, what does it refer to?* Breusch-Godfrey Serial Correlation LM Test: F-statistic Prob. F(2.122) Obs R-squared 0.200071 0.415180 Prob. Chi-Square(2) 0.8189 0.8125 O a. This a heteroscedasticity test indicating that there is heteroscedastieity O b. This a heteroscedasticity test indicating that there is no heteroseedasticity O c. This an autocorrelation test indicating that thereis autocorrelation O d. This an autocorrel ation test indicating that there is no autocorrelation 25- Refertc the fallowing cutpue what does the coefficient andp-value ofData 1:*2008 and 2013 National Demographic Health Survey showed that the percentage of womenage 15- 19 who had a live birth or is pregnant with first child had increased from 9.9% - 10.1% inthe country.*In Region 1, the percentage of women age fifteen 15 - 24 who havebegun childbearing also increased from 26% - 29%. This was attributed to the following riskybehaviors identified by the adolescents during the Regional Adolescent Congress: Early sex,Substance abuse, Pornography, VAWC (rape case), Fraternities (bad gangs) & Prostitution. Questions:1. What is the impact of the given data to mortality and morbidity rate of adolescent population? 2. What is the impact of the given data to mortality and morbidity rate of neonatal population? 3. Give at least 3 social determinants of health which are contributory factors leading to the datapresented and justify..Ee 377.
- In general, the F-statistic, Fc, shows the. significance of a population parameter significance of a variable significance of the model none of the above all of the above O O 0 O OThe following sample data pertain to the shipmentsreceived by a large firm from three different vendors:Number Number imperfect Numberrejected but acceptable perfectVendor A 12 23 89Vendor B 8 12 62Vendor C 21 30 119Test at the 0.01 level of significance whether the threevendors ship products of equal quality.We want to estimate the treatment effect of D ony via a linear regression model y = bo+b1x +rD+u.where x is an exogenous controi variable. If the value of the treatment variable Dis randomly assigned. there O a. the OLS estimate of r is biased due to sample selection. Ob.the OLS estimate ofris unbiased. Oche error u is homoskedastic. Od.the OLS estimator is BLUE.